Bruker SMART APEXII CCD diffractometer	9026 independent reflections
Radiation source: rotating anode	7369 reflections with I > 2σ(I)
graphite multilayer	Rint = 0.029
Detector resolution: 10.0 pixels mm-1	θmax = 28.3°, θmin = 1.7°
φ and ω scans	h = −17→17
Absorption correction: multi-scan (SADABS; Bruker, 2009)	k = −24→20
Tmin = 0.187, Tmax = 0.305	l = −20→19
35027 measured reflections