Abstract
C19H17ClN4, triclinic, P (1) over bar (no. 2), a = 6.9042(5) angstrom, b = 7.1990(5) angstrom, c = 18.2633(13) angstrom, alpha = 86.727(6)degrees, beta = 79.214(6)degrees, gamma = 69.876(7)degrees, V = 837.25(11) degrees(3), Z = 2, R-gt(F) = 0.0553, wR(ref)(F-2) = 0.1406, T = 296(2) K.