InChI=1/C21H20FN3O4/c1-28-17-7-6-12(8-13(17)10-29-18-5-3-2-4-14(18)22)19-20-15(23-11-24-20)9-16(25-19)21(26)27/h2-8,11,16,19,25H,9-10H2,1H3,(H,23,24)(H,26,27)/t16-,19-/m1/s1/f/h24-25H E022C165CBBBD08C