InChI=1/C19H22FNO4/c1-21(13-11-19(22)23)12-2-14-24-16-7-9-18(10-8-16)25-17-5-3-15(20)4-6-17/h3-10H,2,11-14H2,1H3,(H,22,23)/f/h21H B1B32F80DDC10B3F