InChI=1/C21H29FN2O3/c1-15(23-20(25)13-16-7-3-2-4-8-16)21(26)24-11-12-27-19(14-24)17-9-5-6-10-18(17)22/h5-6,9-10,15-16,19H,2-4,7-8,11-14H2,1H3,(H,23,25)/t15-,19+/m0/s1/f/h23H D1FBAF8EF3F17F81