Bruker SMART CCD area-detector diffractometer	3699 independent reflections
Radiation source: Fine–focus sealed tube	1915 reflections with I > 2σ(I)
Graphite	Rint = 0.060
φ and ω scans	θmax = 25.0°, θmin = 1.5°
Absorption correction: multi-scan (SADABS; Sheldrick, 1996)	h = −33→34
Tmin = 0.963, Tmax = 0.991	k = −7→6
10032 measured reflections	l = −30→23