InChI=1/C18H15F4N3O2/c19-13-6-4-10(5-7-13)16(26)24-25-17(27)23-15-9-14(15)11-2-1-3-12(8-11)18(20,21)22/h1-8,14-15H,9H2,(H,24,26)(H2,23,25,27)/t14-,15-/m1/s1/f/h23-25H 9C738B74A33509F4