InChI=1S/C9H9F2N.C4H6O6/c10-7-2-1-5(3-8(7)11)6-4-9(6)12;5-1(3(7)8)2(6)4(9)10/h1-3,6,9H,4,12H2;1-2,5-6H,(H,7,8)(H,9,10)