InChI=1/C23H20Cl2N2O2/c1-3-23(15-7-9-16(24)10-8-15)20-14-19(26-18-6-4-5-17(25)13-18)11-12-21(20)27(2)22(28)29-23/h4-14,26H,3H2,1-2H3/t23-/m1/s1 D4AC4FEB9F374887