InChI=1/C18H17ClN4O4/c19-13-5-6-14(15(8-13)23(26)27)21-17(24)10-22-9-12-4-2-1-3-11(12)7-16(22)18(20)25/h1-6,8,16H,7,9-10H2,(H2,20,25)(H,21,24)/p-1/t16-/m0/s1/fC18H16ClN4O4/h20H2/q-1 F863CBAB882CB15F