Enraf–Nonius CAD-4 diffractometer	Rint = 0.061
Radiation source: rotating anode	θmax = 70.0°, θmin = 4.5°
graphite	h = −12→12
ω/2θ scans	k = −13→14
4711 measured reflections	l = −22→22
2471 independent reflections	3 standard reflections every 60 min
1782 reflections with I > 2σ(I)	intensity decay: 3%