Enraf–Nonius CAD-4 diffractometer	Rint = 0.069
Radiation source: fine-focus sealed tube	θmax = 25.3º
Monochromator: graphite	θmin = 1.8º
T = 294(2) K	h = 0→16
ω/2θ scans	k = 0→8
Absorption correction: ψ scan(North et al., 1968)	l = −18→18
Tmin = 0.970, Tmax = 0.990	3 standard reflections
2974 measured reflections	every 120 min
2852 independent reflections	intensity decay: 1%
1481 reflections with I > 2σ(I)