Synonyms: | Bisandrographolide A;2(5H)-Furanone, 5-[2-[(1R,4aS,5R,6R,8aS)-decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl]-1-(2,5-dihydro-2-oxo-3-furanyl)ethyl]-3-[(1E)-2-[(1R,4aS,5R,6R,8aR)-decahydro-6-hydroxy-5-(hydroxymethyl)-5,8a-dimethyl-2-methylene-1-naphthalenyl]ethenyl]- |