Formula: C31H50O | Mol. Weight: 438.70 g/mol
IUPAC: (5R,8S,10S,13R,14S,17R)-4,4,10,13,14-pentamethyl-17-[(2R)-6-methyl-5-methylideneheptan-2-yl]-1,2,5,6,7,8,12,15,16,17-decahydrocyclopenta[a]phenanthren-3-one
CC(C)C(=C)CCC(C)C1CCC2(C1(CC=C3C2CCC4C3(CCC(=O)C4(C)C)C)C)C