InChI=1/C19H20FN3O5/c1-11(9-12-3-6-14(24)7-4-12)21-17(25)18(26)22-13-5-8-15(20)16(10-13)23-19(27)28-2/h3-8,10-11,24H,9H2,1-2H3,(H,21,25)(H,22,26)(H,23,27)/t11-/m0/s1/f/h21-23H 9804A80CC542022A