InChI=1S/C16H20FN3O6/c1-10(21)19-7-12-8-20(16(24)26-12)11-2-3-14(13(17)6-11)18-4-5-25-9-15(22)23/h2-3,6,12,18H,4-5,7-9H2,1H3,(H,19,21)(H,22,23)/t12-/m0/s1