InChI=1/C23H21ClN2O2/c1-3-23(16-8-5-4-6-9-16)20-15-19(25-18-11-7-10-17(24)14-18)12-13-21(20)26(2)22(27)28-23/h4-15,25H,3H2,1-2H3/t23-/m1/s1 BBE11F7C6D12832B