InChI=1/C13H9F8N2O/c14-11(15,13(19,20)21)5-22-6-1-2-7-8(12(16,17)18)4-10(24)23-9(7)3-6/h1-4,7,9H,5H2,(H,23,24)/q-1/t7-,9+/m1/s1/f/h23H F72549A004CC336F