Nom du produit:(2'R,7R,8R,10S,13S,14S)-Methyl 10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,10,12,13,14,15,16-tetradecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-carboxylate
IUPAC Name:methyl (1R,3aS,3bR,4R,9aS,11aS)-9a,11a-dimethyl-5',7-dioxo-2,3,3a,3b,4,5,7,8,9,9a,11,11a-dodecahydrospiro[cyclopenta[a]phenanthrene-1,2'-oxolane]-4-carboxylate