InChI=1/C21H21ClN2O3/c22-15-5-3-4-14(12-15)20(25)23-16-7-8-19-18(13-16)21(26)24-10-2-1-6-17(24)9-11-27-19/h3-5,7-8,12-13,17H,1-2,6,9-11H2,(H,23,25)/t17-/m0/s1/f/h23H D867ADA859954835