Bruker SMART APEXII CCD diffractometer	1671 independent reflections
Radiation source: fine-focus sealed tube	1504 reflections with I > 2σ(I)
Graphite monochromator	Rint = 0.029
φ and ω scans	θmax = 65.0°, θmin = 5.6°
Absorption correction: multi-scan (SADABS; Bruker, 2009)	h = −6→8
Tmin = 0.199, Tmax = 0.820	k = −11→11
6429 measured reflections	l = −15→15