InChI=1/C24H21ClN2O4/c1-24(2,3)17-13-18(26-31-17)27-20(14-9-11-16(25)12-10-14)19(22(29)23(27)30)21(28)15-7-5-4-6-8-15/h4-13,20,29H,1-3H3/p-1/t20-/m1/s1/fC24H20ClN2O4/h29h/q-1 0A21DD48EB252EC8