InChI=1/C11H10F3NO4/c1-2-6(11(18)19)15-10(17)4-3-5(12)8(14)9(16)7(4)13/h3,6,16H,2H2,1H3,(H,15,17)(H,18,19)/p-2/t6-/m0/s1/fC11H8F3NO4/h16h,15H/q-2 93B190C7F75EE664