InChI=1S/C13H20F3N3O4/c14-13(15,16)12(23)18-6-2-1-4-8(17)10(20)19-7-3-5-9(19)11(21)22/h8-9H,1-7,17H2,(H,18,23)(H,21,22)/t8-,9-/m0/s1