Abstract
C12H11N5O6, triclinic, P (1) over bar (no. 2), a = 10.4031(5) angstrom, b = 11.3191(5) angstrom, c = 13.2540(6) angstrom, alpha = 97.666(2)degrees, beta = 102.252(2)degrees, gamma = 110.182(2)degrees, V = 1394.73(11) angstrom(3), Z = 4, R-gt(F) = 0.0348, wR(ref)(F-2) = 0.1030, T = 100 K, D-calc = 1.530 mg m(-3).