InChI=1/C20H23ClN2O4/c1-4-26-19(24)13-27-18-10-6-9-17(12-18)22-20(25)23(3)14(2)15-7-5-8-16(21)11-15/h5-12,14H,4,13H2,1-3H3,(H,22,25)/t14-/m0/s1/f/h22H AA1AA147CF3BAF95