InChI=1/C14H9F9N2O2/c15-12(16,17)5-25(11(27)14(21,22)23)6-1-2-9-7(3-6)8(13(18,19)20)4-10(26)24-9/h1-4,7,9H,5H2,(H,24,26)/t7-,9+/m0/s1/f/h24H 4839A779269F9709