InChI=1/C20H23F2N3O3/c21-15-7-9-16(10-8-15)28-14-4-13-25-20(27)24-12-3-11-23-19(26)17-5-1-2-6-18(17)22/h1-2,5-10H,3-4,11-14H2,(H,23,26)(H2,24,25,27)/f/h23-25H 17B0939B229B095E