InChI=1/C16H21F3N4O4/c1-22(11-16(17,18)19)10-2-8-20-14(24)7-9-21-15(25)12-3-5-13(6-4-12)23(26)27/h3-6H,2,7-11H2,1H3,(H,20,24)(H,21,25)/f/h20-21H 6335F7043502336F