Synonyms: A-Homo-24-nor-4-oxa-6,7-secochola-7,20,22-triene-6-carboxylicacid, 1-(acetyloxy)-4a-[(acetyloxy)methyl]-21,23-epoxy-11-(formyloxy)-14-hydroxy-12-[(2-hydroxy-3-methyl-1-oxopentyl)oxy]-4a-methyl-3,15-dioxo-,methyl ester, [1a,4ab,5b,11b,12a(2R,3R),13a,14b,17a]-; 3-Oxepaneacetic acid,5-(acetyloxy)-2-[(acetyloxy)methyl]-4-[6-(formyloxy)-1-(3-furanyl)octahydro-3a-hydroxy-7-[(2-hydroxy-3-methyl-1-oxopentyl)oxy]-7a-methyl-4-methylene-3-oxo-1H-inden-5-yl]-2,4-dimethyl-7-oxo-,methyl ester, [1S-[1a,3ab,5b(2R*,3S*,4S*,5R*),6b,7a(2S*,3S*),7aa]]-;NSC 312621; Prieurianin