Abstract C 11 H 9 N 3 O, triclinic, P 1 ̅ P1 (no. 2), a = 5. 9014 (7) Å, b = 7. 7066 (9) Å, c = 10. 9905 (11) Å, α = 99. 206 (4) °, β = 97. 292 (4) °, γ = 96. 567 (4) °, V = 484. 76 (9) Å 3, Z = 2, R gt (F) = 0. 0511 wR ref (F 2) = 0. 1483, T = 175 K.
Wang et al. (Tue,) studied this question.