InChI=1/C17H15ClN2O4/c1-8-7-11-13(16(21)20-8)12(9-5-3-4-6-10(9)18)14(15(19)24-11)17(22)23-2/h3-7,12-13H,19H2,1-2H3/t12-,13-/m0/s1 53EB5ADB3A1A1A60