Try searching for...
SCFBio, IIT Delhi
Formula: C20H28O4 | Mol. Weight: 332.40 g/mol
IUPAC: (1S,4S,4aR,10aR,11aR,11bS)-1-hydroxy-4-(hydroxymethyl)-4,8,11b-trimethyl-2,3,4a,5,6,10a,11,11a-octahydro-1H-naphtho[2,1-f][1]benzofuran-9-one
CC1=C2C=C3CCC4C(CCC(C4(C3CC2OC1=O)C)O)(C)CO