Try searching for...
SCFBio, IIT Delhi
Formula: C16H16O4 | Mol. Weight: 272.29 g/mol
IUPAC: (1R,10R,12R,14R)-7-methoxy-14-methyl-13-oxatetracyclo[8.5.0.01,12.03,8]pentadeca-3(8),4,6-triene-2,9-dione
CC1CC23C(CC2O1)C(=O)C4=C(C3=O)C=CC=C4OC