InChI=1/C18H13F4N2O4/c19-11-5-1-10(2-6-11)15(26)13-14(9-3-7-12(25)8-4-9)23-16(27)24-17(13,28)18(20,21)22/h1-8,13-14,25H,(H2,23,24,27)/q-1/p+1/t13-,14-,17+/m1/s1/fC18H14F4N2O4/h23-24,27H/q	7D958851F5EEF2DE