Bruker APEXII CCD area-detector diffractometer	1356 reflections with I > 2σ(I)
Radiation source: fine-focus sealed tube	Rint = 0.037
φ and ω scan	θmax = 32.6°, θmin = 2.9°
Absorption correction: multi-scan (SADABS; Bruker, 2004)	h = −11→11
Tmin = 0.201, Tmax = 0.201	k = −9→9
11674 measured reflections	l = −13→13
1521 independent reflections