Enraf–Nonius CAD-4 diffractometer	Rint = 0.033
Radiation source: fine-focus sealed tube	θmax = 67.0º
Monochromator: graphite	θmin = 3.3º
T = 299(2) K	h = −16→16
ω/2θ scans	k = −14→0
Absorption correction: ψ scan(North et al., 1968)	l = −8→8
Tmin = 0.344, Tmax = 0.767	3 standard reflections
4283 measured reflections	every 120 min
2146 independent reflections	intensity decay: 1.0%
1801 reflections with I > 2σ(I)