InChI=1/C12H11ClN2O3/c1-6-4-7(13)5-8-9(6)18-3-2-12(8)10(16)14-11(17)15-12/h4-5H,2-3H2,1H3,(H2,14,15,16,17)/p-1/t12-/m0/s1/fC12H10ClN2O3/h15H/q-1 F35D91D4D78EEA26