InChI=1/C19H25FN4O2/c1-4-26-16-6-5-9-23(12-16)19(25)21-15-7-8-18(17(20)11-15)24-14(3)10-13(2)22-24/h7-8,10-11,16H,4-6,9,12H2,1-3H3,(H,21,25)/t16-/m1/s1/f/h21H 403A3B5625A922FE