(2R,3aR,4aS,5R,5aS,6R,9aR,10S,10aR)-5-(Acetyloxy)-6-formyl-2-(3-furanyl)-3,3a,4a,5,5a,6,9,9a,10,10a-decahydro-1,6,9a,10a-tetramethyl-9-oxo-2H-cyclopenta[b]naphtho[2,3-d]furan-10-acetic Acid Methyl Ester; (4α,5α,6α,7α,15β,17α)-6-(Acetyloxy)-7,15:21,23-diepoxy-4-formyl-4,8-dimethyl-1-oxo-24-nor-12,13-secochola-2,13,20,22-tetraen-12-oic Acid Methyl Ester

Nimbin derivative.