Try searching for...
SCFBio, IIT Delhi
Formula: C20H30O2 | Mol. Weight: 302.50 g/mol
IUPAC: (4aR,4bS,7S,8aS,10aS)-7-ethenyl-2-hydroxy-1,4b,7,10a-tetramethyl-4,4a,5,6,8,8a,9,10-octahydrophenanthren-3-one
CC1=C(C(=O)CC2C1(CCC3C2(CCC(C3)(C)C=C)C)C)O