InChI=1/C13H14ClNO4/c14-10-5-9(3-4-11(10)16)13(19)15(7-12(17)18)6-8-1-2-8/h3-5,8,16H,1-2,6-7H2,(H,17,18)/p-1/fC13H13ClNO4/q-1 F1FD362197708828