InChI=1/C15H13ClN2O3/c1-8-3-5-11(9(2)17-8)14(19)18-10-4-6-13(16)12(7-10)15(20)21/h3-7H,1-2H3,(H,18,19)(H,20,21)/p-1/fC15H12ClN2O3/h18H/q-1 C06E60F064B07FB7