(2S,2'S)-1,1'-((4R,7S,10S,13S,16S,19R,24R,27S,30S,33S,36S,39R)-19-Amino-7,36-bis(2-amino-2-oxoethyl)-10,33-bis(3-amino-3-oxopropyl)-13,30-di((S)-sec-butyl)-16,27-bis(4-hydroxybenzyl)-24-((4-methylphenyl)sulfonamido)-6,9,12,15,18,25,28,31,34,37-decaoxo-1,2,21,22-tetrathia-5,8,11,14,17,26,29,32,35,38-decaazacyclotetracontane-4,39-dicarbonyl)bis(N-((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide)
(2S,2'S)-1,1'-((4R,7S,10S,13S,16S,19R,24R,27S,30S,33S,36S,39R)-19-Amino-7,36-bis(2-amino-2-oxoethyl)-10,33-bis(3-amino-3-oxopropyl)-13,30-di((S)-sec-butyl)-16,27-bis(4-hydroxybenzyl)-24-((4-methylphenyl)sulfonamido)-6,9,12,15,18,25,28,31,34,37-decaoxo-1,2,21,22-tetrathia-5,8,11,14,17,26,29,32,35,38-decaazacyclotetracontane-4,39-dicarbonyl)bis(N-((S)-1-((2-amino-2-oxoethyl)amino)-4-methyl-1-oxopentan-2-yl)pyrrolidine-2-carboxamide)