InChI=1/C21H24FN5O/c1-27-15-14-24-20(27)19(16-8-10-17(22)11-9-16)26-21(28)25-13-5-12-23-18-6-3-2-4-7-18/h2-4,6-11,14-15,19,23H,5,12-13H2,1H3,(H2,25,26,28)/t19-/m1/s1/f/h25-26H 5B320473428425AB