C6H3CsN2O6, triclinic, P (1) over bar (No. 2), a = 7.114(2) Angstrom, b = 7
.572(1) Angstrom, c = 9.314(2) Angstrom, alpha = 92.18(1)degrees, beta = 11
1.82(2)degrees, gamma = 107.64(2)degrees, V = 437.4 Angstrom (3), Z = 2, R-
gt(F) = 0.019, wR(ref)(F-2) = 0.052, T = 291 K.