InChI=1S/C22H17FN4O2/c23-16-11-5-7-13-18(16)25-22(29)27-20-21(28)24-17-12-6-4-10-15(17)19(26-20)14-8-2-1-3-9-14/h1-13,20H,(H,24,28)(H2,25,27,29)/t20-/m1/s1