Abstract
C19H16BrCl2N5O, triclinic, P (1) over bar (no. 2), a = 7.4661(3) angstrom, b = 10.9874(4) angstrom, c = 12.8619(5) angstrom, alpha = 109.979(3)degrees, beta = 92.053(3)degrees, gamma = 95.677(3)degrees, V = 984.0 angstrom(3), Z = 2, R-gt(F) = 0.0653, wR(ref)(F-2) = 0.1906, T = 296 K.