C9H15F6N2O2P, triclinic, P (1) over bar (no. 2), a = 8.678(8) angstrom, b = 9.085(9) angstrom, c = 10.279(8) angstrom, alpha = 84.23(2)degrees, beta = 79.02(2)degrees, gamma = 62.103(14)degrees, V = 62.10(1) angstrom(3), Z = 2, R-gt(F) = 0.0730, wR(ref) (F-2) = 0.1663, T = 296 K.