Try searching for...
SCFBio, IIT Delhi
Formula: C17H16O4 | Mol. Weight: 284.31 g/mol
IUPAC: 6-hydroxy-5,7-dimethoxyspiro[2H-naphthalene-1,4'-cyclohexa-2,5-diene]-1'-one
COC1=C(C(=C2C=CCC3(C2=C1)C=CC(=O)C=C3)OC)O