Bruker APEXII diffractometer	3940 independent reflections
Radiation source: fine-focus sealed tube	3225 reflections with I > 2σ(I)
Monochromator: graphite	Rint = 0.029
T = 296(2) K	θmax = 27.4º
ω scans	θmin = 2.1º
Absorption correction: multi-scan(SADABS; Sheldrick, 1996)	h = −11→11
Tmin = 0.82, Tmax = 0.882	k = −12→12
13032 measured reflections	l = −13→13