InChI=1/C21H25FN4O/c1-4-12-25-13-6-5-7-20(25)21(27)24-15(2)19-14-23-26(16(19)3)18-10-8-17(22)9-11-18/h1,8-11,14-15,20H,5-7,12-13H2,2-3H3,(H,24,27)/t15-,20-/m0/s1/f/h24H 9B4B7B22976C577E