Try searching for...
SCFBio, IIT Delhi
Formula: C23H30O5 | Mol. Weight: 386.50 g/mol
IUPAC: (8aR,10aR)-1,3-dihydroxy-8a-methyl-2-(3-methylbutanoyl)-6-propan-2-yl-7,8,9,10a-tetrahydroxanthene-4-carbaldehyde
CC(C)CC(=O)C1=C(C(=C2C(=C1O)CC3(CCC(=CC3O2)C(C)C)C)C=O)O