InChI=1/C21H23F3N2O4/c1-20(2,9-12-4-3-5-13(6-12)21(22,23)24)25-10-17(28)15-7-14(27)8-16-19(15)30-11-18(29)26-16/h3-8,17,25,27-28H,9-11H2,1-2H3,(H,26,29)/p+1/t17-/m0/s1/fC21H24F3N2O4/h25-26H/q+1 286BE3897197E61D