InChI=1S/C18H20FN3O5/c1-10-9-27-17-14(21-5-3-20(2)4-6-21)13(19)7-11-15(17)22(10,26)8-12(16(11)23)18(24)25/h7-8,10H,3-6,9H2,1-2H3,(H,24,25)