Try searching for...
SCFBio, IIT Delhi
Formula: C23H30O5 | Mol. Weight: 386.50 g/mol
IUPAC: (8aR,10aS)-1,3-dihydroxy-7-methyl-2-(3-methylbutanoyl)-10a-propan-2-yl-5,8,8a,9-tetrahydroxanthene-4-carbaldehyde
CC1=CCC2(C(C1)CC3=C(C(=C(C(=C3O2)C=O)O)C(=O)CC(C)C)O)C(C)C