InChI=1/C21H25ClN2O4/c1-13-9-17(19(26-4)11-16(13)22)23-21(25)14(2)24(3)12-15-5-6-18-20(10-15)28-8-7-27-18/h5-6,9-11,14H,7-8,12H2,1-4H3,(H,23,25)/p+1/t14-/m0/s1/fC21H26ClN2O4/h23-24H/q+1 8D3E5413508AD1AE