InChI=1/C21H17ClN2O2/c1-12(2)17-11-18(26-24-17)20-19(13-6-4-3-5-7-13)15-10-14(22)8-9-16(15)23-21(20)25/h3-12H,1-2H3,(H,23,25)/f/h23H 27534E666AEA0034