InChI=1/C13H11ClN2O2/c14-9-3-5-10(6-4-9)16-13(18)11(7-15)12(17)8-1-2-8/h3-6,8,16,18H,1-2H2/p-1/b13-11-/fC13H10ClN2O2/h18h/q-1 343B7677D894AACB