Oxford Diffraction Gemini diffractometer	2548 independent reflections
Radiation source: fine-focus sealed tube	2214 reflections with I > 2σ(I)
graphite	Rint = 0.030
ω/2θ scans	θmax = 71.1°, θmin = 4.2°
Absorption correction: multi-scan (CrysAlis RED; Oxford Diffraction, 2006)	h = −13→15
Tmin = 0.810, Tmax = 0.900	k = −12→12
12046 measured reflections	l = −23→25