InChI=1/C16H12ClN3O4/c17-11-1-4-15(21)13(8-11)18-16(22)9-19-6-5-10-7-12(20(23)24)2-3-14(10)19/h1-8,21H,9H2,(H,18,22)/f/h18H D79996826D1698A6