InChI=1/C15H11F9N2O/c1-7(14(19,20)21)26(6-13(16,17)18)8-2-3-11-9(4-8)10(15(22,23)24)5-12(27)25-11/h2-5,7H,6H2,1H3,(H,25,27)/p-1/t7-/m0/s1/fC15H10F9N2O/q-1 21CF9EE1A10C71D4