Try searching for...
SCFBio, IIT Delhi
Formula: C18H12ClNO4 | Mol. Weight: 341.70 g/mol
IUPAC: 8-chloro-15,16-dimethoxy-10-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(17),2,4,6,8,13,15-heptaene-11,12-dione
COC1=C(C2=C3C(=C1)C(=O)C(=O)NC3=C(C4=CC=CC=C42)Cl)OC