Try searching for...
SCFBio, IIT Delhi
Formula: C16H18O5 | Mol. Weight: 290.31 g/mol
IUPAC: 5-hydroxy-7-methoxy-2-methyl-6-(3-methylbut-2-enoxy)chromen-4-one
CC1=CC(=O)C2=C(C(=C(C=C2O1)OC)OCC=C(C)C)O