InChI=1/C20H23ClN2O3/c1-22-20(25)18(14-5-3-2-4-6-14)23-19(24)17-12-11-16(26-17)13-7-9-15(21)10-8-13/h7-12,14,18H,2-6H2,1H3,(H,22,25)(H,23,24)/t18-/m0/s1/f/h22-23H 1EBE26B250D9856A