Chemical Formula: C68H92N14O15S2

3-{[2-({2-[({16-amino-7-benzyl-6,9,12,15-tetrahydroxy-10-[(4-hydroxyphenyl)methyl]-13-(propan-2-yl)-1,2-dithia-5,8,11,14-tetraazacycloheptadeca-5,8,11,14-tetraen-4-yl}(hydroxy)methylidene)amino]-1-hydroxy-3-(1H-imidazol-5-yl)propylidene}amino)-1-hydroxy-4-methylpentylidene]amino}-3-({1-[(1-{[1-carboxy-2-(1H-indol-3-yl)ethyl]-C-hydroxycarbonimidoyl}-2-methylbutyl)-C-hydroxycarbonimidoyl]-2-methylbutyl}-C-hydroxycarbonimidoyl)propanoate

Endothelin-1 (11-21) trifluoroacetate salt