InChI=1/C18H17ClN2O4/c1-11(12-4-3-5-15(9-12)21(23)24)20(2)18(22)17-10-13-8-14(19)6-7-16(13)25-17/h3-9,11,17H,10H2,1-2H3/t11-,17-/m1/s1 FE40EB5D8269B7E4