InChI=1/C21H25FN2O2/c1-14(2)13-19(25)24-20(17-7-5-4-6-8-17)21(26)23-15(3)16-9-11-18(22)12-10-16/h4-12,14-15,20H,13H2,1-3H3,(H,23,26)(H,24,25)/t15-,20-/m0/s1/f/h23-24H A4621384726A7D14