Bruker APEXII CCD diffractometer	4268 reflections with I > 2σ(I)
Graphite monochromator	Rint = 0.033
φ and ω scans	θmax = 33.9°, θmin = 2.9°
Absorption correction: multi-scan (SADABS; Bruker,2008)	h = −19→19
Tmin = 0.649, Tmax = 0.747	k = −13→13
37238 measured reflections	l = −19→19
5019 independent reflections