InChI=1/C12H10F6N2O/c13-11(14,15)5-19-6-1-2-9-7(3-6)8(12(16,17)18)4-10(21)20-9/h1-2,4,7,9H,3,5H2,(H,20,21)/t7-,9-/m0/s1/f/h20H 367CE7BC96056F7A