InChI=1/C21H14F4N2/c1-12-5-2-10-18-20(12)26-21(19-16(24)8-4-9-17(19)25)27(18)11-13-14(22)6-3-7-15(13)23/h2-10H,11H2,1H3 E920AC50EEA0EFDB