InChI=1S/C25H21ClN2O3/c1-16-9-11-17(12-10-16)23(28-22(29)15-31-18-6-3-2-4-7-18)20-14-21(26)19-8-5-13-27-24(19)25(20)30/h2-14,23,30H,15H2,1H3,(H,28,29)