InChI=1/C21H25ClN2O4/c1-24(2)17(15-7-4-5-8-18(15)26-3)13-23-21(25)14-11-16(22)20-19(12-14)27-9-6-10-28-20/h4-5,7-8,11-12,17H,6,9-10,13H2,1-3H3,(H,23,25)/p+1/t17-/m0/s1/fC21H26ClN2O4/h23-24H/q+1 762B4BB1D60C0EB1