Try searching for...
SCFBio, IIT Delhi
Formula: C18H21NO4 | Mol. Weight: 315.40 g/mol
IUPAC: 4,8-dimethoxy-8-(3-methylbut-2-enyl)-5,6-dihydrofuro[2,3-b]quinolin-7-one
CC(=CCC1(C(=O)CCC2=C1N=C3C(=C2OC)C=CO3)OC)C