Bruker Kappa APEXII CCD diffractometer	5367 independent reflections
Radiation source: fine-focus sealed tube	3097 reflections with I > 2σ(I)
Graphite monochromator	Rint = 0.034
ω & φ scans	θmax = 28.3°, θmin = 2.0°
Absorption correction: multi-scan (SADABS; Bruker, 2008)	h = −14→14
Tmin = 0.977, Tmax = 0.985	k = −16→16
37978 measured reflections	l = −21→19