InChI=1/C15H15ClN2O3/c16-13-7-10(6-5-9(13)8-17)18-14(19)11-3-1-2-4-12(11)15(20)21/h5-7,11-12H,1-4H2,(H,18,19)(H,20,21)/p-1/t11-,12+/m1/s1/fC15H14ClN2O3/h18H/q-1 C65B2DE8EB813B7B