Synonyms: (4a,5a,6a,7a,15b,17a)-6-(Acetyloxy)-7,15:21,23-diepoxy-4,8-dimethyl-1-oxo-18,24-dinor-11,12-secochola-2,13,20,22-tetraene-4,11-dicarboxylic Acid Dimethyl Ester;5945-86-8;Methyl (2R,3aR,4aS,5R,5aR,6R,9aR,10S,10aR)-5-acetoxy-2-(3-furyl)-10-(2-methoxy-2-oxoethyl)-1,6,9a,10a-tetramethyl-9-oxo-3,3a,4a,5,5a,6,9,9a,10,10a-decahydro-2H-cyclopenta[b]naphtho[2,3-d]furan-6-carboxylate