InChI=1/C22H25FN2O2/c1-20(2)13-26-22(27-14-20)9-8-16-10-19-15(11-21(16,22)3)12-24-25(19)18-6-4-17(23)5-7-18/h4-7,10,12H,8-9,11,13-14H2,1-3H3/t21-/m0/s1 1C937A2DAE3720BE