InChI=1/C21H25ClN2O4/c1-13(2)9-10-28-19-16(22)11-15(12-17(19)27-3)21(26)24-18(20(23)25)14-7-5-4-6-8-14/h4-8,11-13,18H,9-10H2,1-3H3,(H2,23,25)(H,24,26)/t18-/m1/s1/f/h24H,23H2 E8AFB4A872DD6655