Bruker Kappa Duo APEXII diffractometer	3561 independent reflections
Radiation source: fine-focus sealed tube	3536 reflections with I > 2σ(I)
graphite	Rint = 0.012
0.5° φ scans and ω scans	θmax = 68.9°, θmin = 4.3°
Absorption correction: multi-scan (SADABS; Sheldrick, 1997)	h = −6→7
Tmin = 0.692, Tmax = 0.753	k = −10→10
7546 measured reflections	l = −13→13