Bruker APEXII CCD diffractometer	675 independent reflections
Radiation source: fine-focus sealed tube	669 reflections with I > 2σ(I)
Monochromator: graphite	Rint = 0.013
T = 293(2) K	θmax = 25.5º
ω scans	θmin = 3.3º
Absorption correction: multi-scan(SADABS; Sheldrick, 2003)	h = −3→5
Tmin = 0.322, Tmax = 0.473	k = −14→15
1837 measured reflections	l = −7→8