witness_v0_keyhash

OP_0 2b06093a07f8bc879d41ceff8455c85b25dfc2fc

witness_v0_keyhash

OP_0 373d20e3554848e86ba2672e449cda710f1802af

witness_v0_keyhash

OP_0 90490bd3edb4e43d3143f5d1c1e1e82d765b06d3

witness_v0_keyhash

OP_0 9b7470f4226667b28ff1f0105caa8fb1b3ac3b27

witness_v0_keyhash

OP_0 dae1f5895c0d6cb3b70391c843e24d63c91ed787

witness_v0_keyhash

OP_0 ee91b25abb6f27509beb133014e60a94f9c5e3b3

witness_v0_keyhash

OP_0 f36b29ff83fd45a6f625b4214d6b6dac8a9a3af1

witness_v0_keyhash

OP_0 2981fe69256e13eb8228ad228f35ec96d381451d

witness_v1_taproot

OP_1 5c6073ef901f385b4a723bc396c79ea44fc8daa14c9a275125857e29cd32da0e

witness_v1_taproot

OP_1 892ff8e5904405136407f0680aa0b3f437036b0500be201ff942044add95ea0a

witness_v0_keyhash

OP_0 4325ab56b3933c92a1d053397c04376979089dc4

witness_v0_keyhash

OP_0 5856927930fe65d40685e6b9730a2b906768d659

witness_v0_keyhash

OP_0 d1c2874c9ca3feb176f670ea69d5034a2f401cdf

witness_v1_taproot

OP_1 4a742dd1323488ab8f7fae595ed0101abd2a07cc683754db253f9afca231038d

witness_v1_taproot

OP_1 4b464baec4d7c9e36f5a69ff9518981eb6a2b3f08157893f8cc9fd5ec271e703

witness_v1_taproot

OP_1 69f5ae042db563ed1bea66b590d6988bd0cab2946041d6a69331d3c1a47b8367

witness_v1_taproot

OP_1 a3b215c9b408ead5bc57922002b82a3f93b86e4a0f731016abbc87ca051c155b

witness_v1_taproot

OP_1 ab239e55620aca33191692b300bb4bbbf5ed7eacf5708635c40835aa8b972d11

witness_v1_taproot

OP_1 b77912ae4bed5346fb646f1888f7ca2bdc69fb1f79a58546a4544c259148433d

witness_v0_keyhash

OP_0 1611add58bf478df28b7545e9a9e219d23e7f232

witness_v0_keyhash

OP_0 5b669ab14a957b312f5fbdb64685ccb830a2485e

witness_v0_keyhash

OP_0 5cc578e824fbf83d4f55b11a87e11cd0de9b13b9

witness_v0_keyhash

OP_0 e19bc556b6993a51ca557cc93a5eeae4b8d0757b

witness_v0_keyhash

OP_0 e3fceefa54bd2e233567232cd07d3692f31c7719

witness_v1_taproot

OP_1 5895135e57e21fa38faf4333686bc18cdc2450c2ee99e6a0c2496dd5607ff476

witness_v1_taproot

OP_1 64d92be0e074fbf9b630a02365db1248aa742fe4e652e2024f0d26ad79f4ac80

witness_v1_taproot

OP_1 7f7f9ea9897189b48745df0f80219882d858d5677c504407a438538c1a7afcdb

witness_v1_taproot

OP_1 f4afb9d18726fcedad4f0c31e7e71414fa910559a80e2db672d2d39c0d6f4465

witness_v0_keyhash

OP_0 0069319b091310b493bfa35f6c1d4dfa27fed1d0

witness_v0_keyhash

OP_0 92b96cd9dd6a09a2ce4e5be30b9c9d0b208d1c16

witness_v0_keyhash

OP_0 b15ee43c00e6aae46b2cd081c8260b65d7a6499b

witness_v0_keyhash

OP_0 f347f4ea1340d7d6622a4bd5f6cad73963394086

witness_v0_keyhash

OP_0 fda215e9e7a06c984afcf05c55729c9cc8b2cd0a

witness_v1_taproot

OP_1 0b389fbce5d85f498cc6b2c589f72811ff849d9a6d187e683b54b552b3ccbaad

witness_v1_taproot

OP_1 1b328adf007cdb04d45b388648af79ab954f4c841ddb0271d32b974b37d1f767

witness_v1_taproot

OP_1 3f35b61b1a8f45aee48f2826c165430c1aa6d4f7d2d84e3b91e42177b1a198fb

witness_v1_taproot

OP_1 527236a796fbc3f52817383127a09ce4d40942937bf0b5cd8535891015f0a725

witness_v0_keyhash

OP_0 de0d98e225f4ce8e51a4bb3dab575feca11fa454

witness_v1_taproot

OP_1 2b6369aefb4adcb6659b8db9c11ab7b837b8f8b44d809a7d7bc1c2e749af1091

witness_v1_taproot

OP_1 416a0515964f510b5db42acbb8d98122b079213047e37dc5c36a5ea16bd93859

witness_v1_taproot

OP_1 458c2c81721aab82f709b3852fec9d0f41d3ed202a231a1ba02b7be75b2990d1

witness_v1_taproot

OP_1 c09f08ebfbdb0432ea0726708653e29e8e0140a67a3c061414f7d74734ce0ca4

witness_v1_taproot

OP_1 e49e8ca9075dea63473011a8cf7e42fa28fe0d303a797ce37c94569d6b7e62e8

witness_v1_taproot

OP_1 ebee8409609fe092710a6bc5ef2a5ea25f931a2779ffde0609253d81d0467084

witness_v0_keyhash

OP_0 1cd5b40c254c0166de4e57c77c88a87cede32ec6

witness_v0_keyhash

OP_0 256c915ef038f74de3edf2c6cde31338caec8859

witness_v0_keyhash

OP_0 c79446456cdded78876cf59ee602d60ac305cfe6

witness_v0_keyhash

OP_0 f316ca606fa6fb044a42fd0fd4fa0c2b8ab75212

witness_v0_keyhash

OP_0 fc85a7d863857baf1c6a39919b0a53af6331dd6c

witness_v1_taproot

OP_1 6e828c35afd5b01cba4f356504346b900e10e372465483576ef735901681c5a6

witness_v1_taproot

OP_1 b3f5464b21a468b960572c0e7992eb4b6f8b5462620174241415167f9e5ff85f

witness_v1_taproot

OP_1 c6ffa80595f4940b8af5c23cabc7c4a39058ed2ed489b9d69a8569bfaf24c0f7

witness_v0_keyhash

OP_0 2aa7e9a1fa3a60400a8e32180945867bf22c7e9a

witness_v0_keyhash

OP_0 50506b5582b7441593aab7037655f88d150e1f2b

witness_v0_keyhash

OP_0 c3c907ec21636363dbce2dfe911a7b3593e91ad9

witness_v1_taproot

OP_1 1759dd133447aae6988b2732a5faef09aedd7c40229e4cdf09542a9d3c510ee3

witness_v1_taproot

OP_1 5e759bc3400e5c65147de08860aed0182ff6ab5696891ee4cb5dcb5484fa50fb

witness_v1_taproot

OP_1 919cb798624d2e8d06808e6f18dd93705534f2ef890b45e38eb81cfce3df3005

witness_v0_keyhash

OP_0 22f445aa46dd945b05c1f6ce4729704f149bdb9e

witness_v0_keyhash

OP_0 53009ef5e47237cae549bbae4277c17888cc43fb

witness_v0_keyhash

OP_0 5e431861e0b166a1804cc75260ca8f37f0022520

witness_v0_keyhash

OP_0 8499e2549b0ce0a00a422d98f7b000356d3728ca

witness_v0_keyhash

OP_0 c0cec1d1f08fa57f6e3183684e059d7a8bf8df8d

witness_v0_keyhash

OP_0 c428ee36f98f18b55b973002276265dc5e7f0649

witness_v0_keyhash

OP_0 dfa464eac16e074efebb7775c973444197706246

witness_v0_keyhash

OP_0 e592de6336c6945ddc058289bf12d551642122a7

witness_v1_taproot

OP_1 3bb823da4a9ecb1b955b0374f99ddc9f84018231fcbbd1460097a4e3dbe42c76

witness_v1_taproot

OP_1 423b7de5c201041c0b955b011306c8b470cb9c48f54d1f9ef1bb26b1bbb14609

witness_v1_taproot

OP_1 4ca97449532d1d2448c666bd040dc202612562833b060339be5df94a8371ec6b

witness_v1_taproot

OP_1 7760e853953829fa3c944a1c47f58fb8d36bc35e81811d09ccf60c662f33a1d5

witness_v1_taproot

OP_1 be952f5e59d7ceea4ceb808469306fa76bb6f8783f8eb5839bc71974fd4e8c46

witness_v1_taproot

OP_1 d9ceeaf354afb97d5288595dda146fbc9686aae538ca83fe98fcbbaf130b46e6

witness_v0_keyhash

OP_0 6a18ef634fa21a95781c90f4a46be95ad5066271

witness_v0_keyhash

OP_0 005e109fb09a37bb8126382af690f7766ec9f498

witness_v0_keyhash

OP_0 3b263c09fbac9996287ffa9832bebfe5cce3d6f4

witness_v0_keyhash

OP_0 847d6a4e5ca4101316db5fb78d615ed350248b65

witness_v0_keyhash

OP_0 e938b1a43f589005ed373c4d30ca3d0135436b79

witness_v0_keyhash

OP_0 e9851591b61d5b8c82fdb2074cc7185a35999b06

witness_v1_taproot

OP_1 063f934f7fef81ccfac6fe0723bb529ab46566610a68a6221ea06c54cf562176

witness_v1_taproot

OP_1 455d8aba093371c3faf452d20ed68a961158cb41163cd80e7d0c800f9ae7e03a

witness_v0_keyhash

OP_0 206a8775e6e8c56d6bea5e9d1ef1e5e82f879dd9

witness_v0_keyhash

OP_0 2f8941b783909bb3bbabba79aceb37ebf00e3ca7

witness_v0_keyhash

OP_0 52573a446fbd8b31512756e2e7150ff06444a2d1

witness_v0_keyhash

OP_0 7cda57a90f0d9289f337557fcb425001d2ac83e2

witness_v0_keyhash

OP_0 cadb45723b4cc6f668b119329de9d7d0bb726980

witness_v0_keyhash

OP_0 d02896f407998d5d5b0985decfa0b9b5bec7f700

witness_v0_keyhash

OP_0 dec16771130de2b299dc24184de8e20e3012b409

witness_v1_taproot

OP_1 4cedeb6a17cdc46db0cffe38b6db6d21978843f348e62c116b59829e86803dae

witness_v0_keyhash

OP_0 10fc209cb2b189a45dcea493c996f031776f676d

witness_v0_keyhash

OP_0 396322390ede3cfc8b5c92af6b90240db4c003cc

witness_v0_keyhash

OP_0 c49d2de1893fa36cf01324ac6efc320af4504ef5

witness_v1_taproot

OP_1 6c128e4367fb59bf569122755313fd401aef4606d72ad3244e844d2d64158007

witness_v1_taproot

OP_1 7049755dd6503ce0fce2bd3ec423fbff84fb61d058fd148e3a1c4a2301554f02

witness_v0_keyhash

OP_0 1c8bf9e9909be28948c3f2798cb0b8a8c64764bb

witness_v0_keyhash

OP_0 313737017d2e3bb05f0bc8e51808f19c2675cfa8

witness_v0_keyhash

OP_0 4cff30bae868b05f6e527b85717a0e4b8dd5f654

witness_v0_keyhash

OP_0 ac33ff9764015765db38566b0def73fc4bcb97ee

witness_v0_keyhash

OP_0 cd829aa87c4a67a35b28a70913ae5e907b7dcd67

witness_v0_keyhash

OP_0 e0665a489c2ecec80e3cadb68be9bdfe0293139b

witness_v1_taproot

OP_1 4cd4f3e796bc4fb541f2c8a365595cd7ca333edbb70c1b236646f23a71fdbd6c

witness_v1_taproot

OP_1 52baa0aab049739127e44570f848a8422f1385c0384a4d427e337d81a2303909

witness_v1_taproot

OP_1 583a078b8b0c37702d91be4f44356839222c768471e1e7d9fddaf03e4ecfdc67

witness_v1_taproot

OP_1 a7f94a5a0c206ea2355157426db67f06a023025b9e7e5f92cf6095e188a1f132

witness_v1_taproot

OP_1 cd1d19a984130b88a56a1c3d3d71db453548c0478284952d086018bce443a947

witness_v1_taproot

OP_1 d2a32bbf1e83b6be02109535629911a9c94fbf8f896d1c35ae7e29d28bc085c3

witness_v0_keyhash

OP_0 023d89a448ea68835736654481372b7cddda4ede

witness_v0_keyhash

OP_0 40a34bb588559b63ce469145a59b25cc40a5e33f

witness_v0_keyhash

OP_0 ded0ea8fc118ce0b076a177b861305a5a426ff9d

witness_v0_keyhash

OP_0 e6ac422a95e873e0593f6edb250d69913085f323

witness_v1_taproot

OP_1 470970b0b96070bf18114c02d540d6d8ad84eeb84986d1a21527382d99410eb6

witness_v1_taproot

OP_1 67921b23973b84c21296095e3d3fce6b7df4f3da8d1f18e85432639958c06e68

witness_v1_taproot

OP_1 7c59f4b0dbe4c8cb834abdc1f393903db98f00ca0d4cfa9cd1ed3792ad5eef6a

witness_v1_taproot

OP_1 a0dfa91bd7985b15e5365e4e3242ce445da2b93c6651ba301c05ad444a04bc80

witness_v1_taproot

OP_1 fc8b3a3688dae4ab7de8d82a374e80c958f00497513ed213a0a4495aab8c37ce

witness_v1_taproot

OP_1 fee8eddf611cec8d071ff16a5ce36004fa8a689f757ad1b31595392cbff79d1f

witness_v0_keyhash

OP_0 70d0dc121add4a4bb469870b1b62dd3f9a91f582

witness_v0_keyhash

OP_0 ef115ee57c2b0182c36eaf3d0a422cbea0ac9f55

witness_v1_taproot

OP_1 c4754e4c935ca31791078883241bc539c55b65d2cdbce529366cdc4b777708f0

witness_v0_keyhash

OP_0 6936c8adc525eeb5dfd7197ee2d9d182fa0f2d80

witness_v0_keyhash

OP_0 69bd6a553b363585ad9f6c00dbc7960ec93473c1

witness_v0_keyhash

OP_0 75bbdf95afc18dc056584db0783b0751db2db78d

witness_v0_keyhash

OP_0 971e27e19e2307fffe38429d22a936aa36d102e6

witness_v0_keyhash

OP_0 bef4775c4e9bf108943f1aa62926dd29eb1c5a9f

witness_v0_keyhash

OP_0 c3d56ccc0d3a2a30100f86a45cba8b22842bd233

witness_v0_keyhash

OP_0 db65eb7dafcd8e2cc24decac744b8e5c32eab8c2

witness_v1_taproot

OP_1 1022c99ec2974119c5120f388e071847a411d14afd05f447511abe8e3799daf7

witness_v1_taproot

OP_1 669c12b3f987d6e5bb5f29cdbb41da04406e7b71b09cffaaac109e9dac0f3dcc

witness_v1_taproot

OP_1 685be4d650467018be60a2cbbb2f82eaad8ea9311ccc2eb298c8e356154ee01d

witness_v1_taproot

OP_1 be5d5b31d31075b14d709fa6f7aabbd91601cd66ff46aa8fc0c31d9e1b2e8aa7

witness_v0_keyhash

OP_0 536b57f71349c809b8a49383b3e61744e7330f1c

witness_v0_keyhash

OP_0 901a7d085ef5b2585cbff0c2ce3d443ec251d3f6

witness_v0_keyhash

OP_0 939bec808a53b348a77b5e58a0b12597f8fe4eca

witness_v1_taproot

OP_1 23808b14db39f4e162d7ac9818118747f3f64fc4ec778efc50f8f90d2e085e95

witness_v1_taproot

OP_1 4473368da8c5a830aa62655ad50232a73d04cb25dd2bc15425cec11502973e81

witness_v1_taproot

OP_1 665edbe11b70aeddd4c5464f60f8a04cee11a44939999b4ffbc37d007ca2b7c4

witness_v1_taproot

OP_1 854eefdbb0e60e83b9377c97550107ac6ff5fe7e77addee68e5177138eb54816

witness_v1_taproot

OP_1 c64204b36d2da21969bb1a787a94c14ac8dccc7a7a33ebf4c67a4054824bdbf8

witness_v1_taproot

OP_1 e3dd57abdeec9ce88cb54b89f68ac1d4adefcec6f8cdb482413c1c06744748f5

witness_v1_taproot

OP_1 f16aa4fd4aa94903d68ad47faf09485525d7b1073919f2c13258908e4d44dbc1

witness_v0_keyhash

OP_0 21af8894c5468a19bde3f3d1f5457e221fa60268

witness_v1_taproot

OP_1 02be18a0fae01525ff999271fd487c23e3905c788c5883da427e4224ad0d89c2

witness_v1_taproot

OP_1 24a2dcb7d86a02c841a09b30da78ad390a1f3816be0c62eb36127dc2f2acdcf3

witness_v1_taproot

OP_1 45e0e0aa644b307ad7277bdb7759a039cbb6489655f3dcf4c3cb5b5339dddd58

witness_v1_taproot

OP_1 4e5850fc39ef9a679e349d1dc752130640c3a2378203d7b210b7ae5ec560a258

witness_v1_taproot

OP_1 59ef3b7c8245ca4a319caa5bdda69397a73a4088c4aefd7c11e03553fde9e532

witness_v1_taproot

OP_1 63fb6bd59850afbf355d1e2cc5ab64391cf07fa4be721a7403f19bc6c66fdfbd

witness_v1_taproot

OP_1 a47c6cfe326a44ba58214be90176ea73ca201c8d0ee9e6fdc98a6995c36993f9

witness_v1_taproot

OP_1 b4732eb0544db8a05ac924e975bc0e3bb993c32f21526571d91fe0e98092f0e0

witness_v1_taproot

OP_1 eebba3a1edc6224d2d6d5fe965b28c551b85d929172451322638f76406f6dd93

witness_v0_keyhash

OP_0 0a4ff228dd996c6212573c2b1641f21a30b0aaf9

witness_v0_keyhash

OP_0 3d6afe0b7941958d9fd5be273bc602300bdec90e

witness_v0_keyhash

OP_0 4b08443610842f731f62de5604e1197c664f9eaf

witness_v0_keyhash

OP_0 7713b710ab453bb2171530d4132eef925262efef

witness_v1_taproot

OP_1 8932067dcb7363999cb4400784e053e3d26e3defdbe769a361064f15a804af77

witness_v0_keyhash

OP_0 23e4f84371f3d01b899f4dd94a2855576a4015b2

witness_v0_keyhash

OP_0 3548eb145be0dabc82b6dcf98b6495018197ccd8

witness_v0_keyhash

OP_0 a6cf08a7e4dbf1da0da75dc9170bae60022e3fff

witness_v0_keyhash

OP_0 cdae2bdc3422df41d771f71ac9fde19a0a7d54eb

witness_v1_taproot

OP_1 06f15fa65eac23afbff1d850cfe47d78c1bde83855329c02ddd5b8592331b900

witness_v1_taproot

OP_1 9fea13b1ca3ee9ba6b5eb1dd2fa14c5f59ba6cad77e30573c81680aae0384e74

witness_v1_taproot

OP_1 c3d1b2f96627bd7170c72339a9477475f4b75395ae54f738dc9edee4987c30d8

witness_v1_taproot

OP_1 eda96654c51696f7ea2dd4e44927b3ad2a044dbcf2745fcd25f5b9fb48c8706f

witness_v1_taproot

OP_1 fca42045cc37f429c97be842d860024cc8df5ee722a606eaace109997c848a45

witness_v0_keyhash

OP_0 71d882e81332f6b46c505433ece55a28a28236ac

witness_v0_keyhash

OP_0 af6700336dfbff49a7091f09e054bc36630beb02

witness_v0_keyhash

OP_0 e60e35b2af23914887b23c7865d984f3b76ca453

witness_v1_taproot

OP_1 0c64726a5149a4f4eb88816976bf6ac04499e40dc315189e0e28ab20fec8b33b

witness_v1_taproot

OP_1 28b5f4f019d79a674e8d4db86e9649281fab49423d25af80329bd3389562adf9

witness_v0_keyhash

OP_0 0f3417ae64cda8f3a9167b283f09e7541deb99f9

witness_v0_keyhash

OP_0 52695249719f46334c4748995a17c65b45425fa5

witness_v1_taproot

OP_1 0071dbf3b17731a23b96a5031932030dee5c6fffe98df37e211835d3674d4223

witness_v1_taproot

OP_1 00a617d965d600bffe703f4f489c74880d573c0ac37581bc26f74db2c298b67d

witness_v1_taproot

OP_1 192f80c397234eb6482ced620ff697ae19cfcff669c6c459c084d92f361b937b

witness_v1_taproot

OP_1 26295a86bfa3efd8a20b90b5171cdba3ea6830a09473e370ddd6d4e2699846c1

witness_v1_taproot

OP_1 d43ecd926220f076b8c833dae7ec8a783e65092f593273b1f6c8b1d00472126c

witness_v1_taproot

OP_1 fc024a0b2309c03163124866aeef86327f313a1182d121452699162cf6582a2f

witness_v0_keyhash

OP_0 7ae2e5ced291e2e8427dd9a0634d357bcd000590

witness_v0_keyhash

OP_0 fc0df95c19bc6f84cfeb27b76f8e5a8eb435506f

witness_v0_keyhash

OP_0 fe079f4566662eb6376f766ac7584203c7f75935

witness_v1_taproot

OP_1 810814c67bc667f3be8e6b96c247a9cd9468dfe91aa051f44aabe58566f6fecb

witness_v0_keyhash

OP_0 88839e9157e5ab8f31ddbf4c54c213dab9cd2c97

witness_v0_keyhash

OP_0 afe131d642b1acfada95818e57d3c5ce27425896

witness_v1_taproot

OP_1 537a9c89770138cc3fc02e0cb8f1050cbe9c49fe2374b69a94a8a9daa9aa9f2a

witness_v1_taproot

OP_1 9f465765506be4203ebb610487b93d13913337f4f63f89343bee758c7d7ec051

witness_v1_taproot

OP_1 afe5679727d85e5ccb9bbd4eec59bbc67312d022ab80f89e13aa51c73f030195

witness_v1_taproot

OP_1 b5cdfac4ebfdfd845e59cdd5870461efde370b3be489c23c93225f2afe7e969f

witness_v0_keyhash

OP_0 bbfac8a389bf3d08053bb0c0372184aaf0178160

witness_v1_taproot

OP_1 491d0527aa531bb25981573c3b99d37d63dba66218def1d33671b34821edff6a

witness_v0_keyhash

OP_0 1187a6c57bccec93f603eb1715cfe34ac8c93f29

witness_v0_keyhash

OP_0 cf06943d625e2418b305dead8e939c0a1a97dcb4

witness_v1_taproot

OP_1 18e66a49edbcc7e4df703a511d0ed5afa7a57f5e331a3253e4d950a75852a30e

witness_v1_taproot

OP_1 4b01ec17ad185c185f726f50e302af62148604f5f7ee6f7ea986014e0f562b9d

witness_v1_taproot

OP_1 4bb35846a5f14b700b3bd3e58674bdadae8588937f7c06e49f7ec2f5af7b5c02

witness_v1_taproot

OP_1 77a49255b49404153fd14653f7dacbaedd9eb90dcf29c28a1c523421664bcc7c

witness_v1_taproot

OP_1 a6461506db7fd34146194fc80752d1e79cdf232734a1c05a1f29f94b4dc709ee

witness_v1_taproot

OP_1 ae420a26ec8c8f2c59c1773697c58a262359d55a574bace08d063be177e6b233

witness_v1_taproot

OP_1 b63ada71d645bb29ae2407b565ebc4d34ebdb6b15172d0d9ff53aab817218f7f

witness_v0_keyhash

OP_0 054fbfda2a2fbdefc5d32cec09a1bee182b1e269

witness_v0_keyhash

OP_0 14929a77f65a00e776059ffcfd9e1aec2a81c26d

witness_v0_keyhash

OP_0 2dd8a184413da63d85486e405951245792ee669c

witness_v0_keyhash

OP_0 4e06df5cf0df4d2575e9f41d3c64bd048de0d416

witness_v1_taproot

OP_1 3b7161c66c5eed176c68e77e5716735c22d91ed9c32483414c9b655c210a8fce

witness_v1_taproot

OP_1 3cc773475a60c81ee06da0f9b4760ea96b68dc99bc83a6a47a491c97ffb52aa7

witness_v1_taproot

OP_1 8b68c9a9fc698eaf180651ad72135bdaa88fafa92d9b8d3088f4f59b813dc19b