C10H9.54N0.54+·C7H3.46ClNO40.54−−	Z = 2
Mr = 344.75	F(000) = 356.00
Triclinic, P1	Dx = 1.470 Mg m−3
a = 7.5234 (10) Å	Mo Kα radiation, λ = 0.71075 Å
b = 7.8017 (11) Å	Cell parameters from 14620 reflections
c = 13.6341 (17) Å	θ = 3.1–30.2°
α = 80.934 (4)°	µ = 0.27 mm−1
β = 80.227 (3)°	T = 185 K
γ = 89.150 (4)°	Block, colorless
V = 778.73 (18) Å3	0.35 × 0.29 × 0.22 mm