Bruker APEXII CCD diffractometer	5279 independent reflections
Radiation source: fine-focus sealed tube	4117 reflections with I > 2σ(I)
Graphite monochromator	Rint = 0.034
φ and ω scans	θmax = 27.5°, θmin = 1.6°
Absorption correction: multi-scan (SADABS; Bruker, 2009)	h = −16→16
Tmin = 0.927, Tmax = 0.971	k = −23→22
39926 measured reflections	l = −13→13