Synonyms: 1H-Indole-2-carboxylicacid,3-[[7-[1,2-dihydroxy-9-(4-methoxyphenyl)-3-methyl-8-nonenyl]hexacosahydro-6,11,24a-trihydroxy-22-methyl-2,5,9,14,17,20,23-heptaoxopyrrolo[2,3-m][1,4,7,10,15,19]hexaazacyclotricosin-18-yl]methyl]-,[3aS-[3aR*,6R*,7S*(1R*,2R*,3R*,8E),11S*,18S*,24aR*]]-;Pyrrolo[2,3-m][1,4,7,10,15,19]hexaazacyclotricosine, 1H-indole-2-carboxylicacid deriv.; Microsclerodermin B