IUPAC:N-(1-carbamoyleth-1-en-1-yl)-2-({2-[(1R,15S,18S,25S,26R,35R,37S,46S,53S,59R)-18-[(2S,3R)-2,3-dihydroxybutan-2-yl]-11-ethylidene-59-hydroxy-8-[(1R)-1-hydroxyethyl]-60-[(1S)-1-hydroxyethyl]-26,46-dimethyl-40,43-dimethylidene-6,9,16,23,28,38,41,44,47-nonaoxo-37-(propan-2-yl)-27-oxa-3,13,20,56-tetrathia-7,10,17,24,30,36,39,42,45,48,52,58,62,63,64-pentadecaazanonacyclo[23.23.9.2^{29,32}.1^{2,5}.1^{12,15}.1^{19,22}.1^{31,35}.1^{54,57}.0^{1,53}]tetrahexaconta-2(64),4,12(63),19(62),21,29,31,33,51,54,57,60-dodecaen-51-yl]-1,3-thiazol-4-yl}formamido)prop-2-enamide
IUPAC:N-(1-carbamoyleth-1-en-1-yl)-2-({2-[(1R,15S,18S,25S,26R,35R,37S,46S,53S,59R)-18-[(2S,3R)-2,3-dihydroxybutan-2-yl]-11-ethylidene-59-hydroxy-8-[(1R)-1-hydroxyethyl]-60-[(1S)-1-hydroxyethyl]-26,46-dimethyl-40,43-dimethylidene-6,9,16,23,28,38,41,44,47-nonaoxo-37-(propan-2-yl)-27-oxa-3,13,20,56-tetrathia-7,10,17,24,30,36,39,42,45,48,52,58,62,63,64-pentadecaazanonacyclo[23.23.9.2^{29,32}.1^{2,5}.1^{12,15}.1^{19,22}.1^{31,35}.1^{54,57}.0^{1,53}]tetrahexaconta-2(64),4,12(63),19(62),21,29,31,33,51,54,57,60-dodecaen-51-yl]-1,3-thiazol-4-yl}formamido)prop-2-enamide