Rigaku R-AXIS RAPID IP diffractometer	871 independent reflections
Radiation source: fine-focus sealed tube	648 reflections with I > 2σ(I)
graphite	Rint = 0.097
Detector resolution: 10.00 pixels mm-1	θmax = 27.6°, θmin = 2.9°
ω scans	h = −10→10
Absorption correction: multi-scan (ABSCOR; Higashi, 1995)	k = −16→16
Tmin = 0.944, Tmax = 0.971	l = −8→8
3573 measured reflections