In the crystal structure of the title compound, C12H10N4, the pyridine ring
makes a dihedral angle of 1.12 (9)degrees with the mean plane of the compl
ete almost planar and crystallographically centrosymmetric molecule. There
are stacks of parallel molecules along the a-axis direction, with alternate
stacks having a herring-bone arrangement relative to each other and an int
erplanar spacing of 3.551 Angstrom.