Bruker–Nonius Roper CCD camera on κ-goniostat diffractometer	2704 independent reflections
Radiation source: Bruker–Nonius FR591 rotating anode	2100 reflections with I > 2σ(I)
graphite	Rint = 0.061
Detector resolution: 9.091 pixels mm-1	θmax = 27.6°, θmin = 3.1°
φ and ω scans	h = −8→8
Absorption correction: multi-scan (SADABS; Sheldrick, 1996)	k = −11→10
Tmin = 0.940, Tmax = 0.980	l = −25→26
11943 measured reflections