Try searching for...
SCFBio, IIT Delhi
Formula: C20H30O2 | Mol. Weight: 302.50 g/mol
IUPAC: (1R,4aR,5S,8aR)-1,4a,6-trimethyl-5-[(2E)-3-methylpenta-2,4-dienyl]-2,3,4,5,8,8a-hexahydronaphthalene-1-carboxylic acid
CC1=CCC2C(C1CC=C(C)C=C)(CCCC2(C)C(=O)O)C