Oxford Diffraction Xcalibur diffractometer with a Sapphire CCD detector	4831 independent reflections
Radiation source: fine-focus sealed tube	2470 reflections with I > 2σ(I)
graphite	Rint = 0.018
Rotation method data acquisition using ω and φ scans	θmax = 25.7°, θmin = 2.6°
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2009)	h = −12→11
Tmin = 0.840, Tmax = 0.876	k = −13→12
8487 measured reflections	l = −16→16