Synonyms: Benzoicacid, 4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propenyl)amino]-, 3'(12)-ester withmethyl [8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-(methylamino)-a-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-b-D-ribo-hexopyranosyl)oxy]amino]-b-D-glucopyranosyl]oxy]-12-[(2,6-dideoxy-a-L-lyxo-hexopyranosyl)oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]carbamate,[1S-(1R*,4Z,8S*,12S*,13E)]-; Carbamic acid, [8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-(methylamino)-a-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-b-D-ribo-hexopyranosyl)oxy]amino]-b-D-glucopyranosyl]oxy]-12-[[2,6-dideoxy-3-O-[4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propenyl)amino]benzoyl]-a-L-lyxo-hexopyranosyl]oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]-,methyl ester, [1S-(1R*,4Z,8S*,12S*,13E)]-; Esperamicin A1c;Carbamic acid,[(1S,4Z,8R,12R,13E)-8-[[4,6-dideoxy-2-O-[2,4-dideoxy-3-O-methyl-4-(methylamino)-a-L-threo-pentopyranosyl]-4-[[(2,6-dideoxy-4-S-methyl-4-thio-b-D-ribo-hexopyranosyl)oxy]amino]-b-D-glucopyranosyl]oxy]-12-[[2,6-dideoxy-3-O-[4,5-dimethoxy-2-[(2-methoxy-1-oxo-2-propenyl)amino]benzoyl]-a-L-lyxo-hexopyranosyl]oxy]-1-hydroxy-13-[2-(methyltrithio)ethylidene]-11-oxobicyclo[7.3.1]trideca-4,9-diene-2,6-diyn-10-yl]-,methyl ester (9CI)