InChI=1/C19H20FN3O4/c1-11(2)17(22-18(24)14-7-5-4-6-12(14)3)19(25)21-13-8-9-15(20)16(10-13)23(26)27/h4-11,17H,1-3H3,(H,21,25)(H,22,24)/t17-/m0/s1/f/h21-22H 4850171E720ECD88