Bruker APEXII area-detector diffractometer	2658 reflections with I > 2σ(I)
Radiation source: fine-focus sealed tube	Rint = 0.026
Monochromator: graphite	θmax = 27.5º
T = 296(2) K	θmin = 1.1º
φ and ω scans	h = −23→23
Absorption correction: none	k = −18→16
17337 measured reflections	l = −8→8
4111 independent reflections