Showing structure for (2s)-2-[(8-{[(1r,3as,3br,5as,7s,9ar,9bs,11ar)-3a,5a-dihydroxy-9a,11a-dimethyl-1-(6-oxopyran-3-yl)-dodecahydro-1h-cyclopenta[a]phenanthren-7-yl]oxy}-1-hydroxy-8-oxooctylidene)amino]-4-(c-hydroxycarbonimidoyl)butanoic acid