InChI=1S/C24H18ClN3O4/c1-31-23(29)21-19(15-10-26-17-6-4-3-5-13(15)17)20(22(28-21)24(30)32-2)16-11-27-18-8-7-12(25)9-14(16)18/h3-11,26-28H,1-2H3