InChI=1/C21H25FN2O4/c1-27-11-12-28-10-4-9-20(25)23-15-16-5-2-8-19(13-16)24-21(26)17-6-3-7-18(22)14-17/h2-3,5-8,13-14H,4,9-12,15H2,1H3,(H,23,25)(H,24,26)/f/h23-24H 1CEF7ED0111B06D8