Nonius KappaCCD diffractometer	8166 independent reflections
Radiation source: fine-focus sealed tube	5100 reflections with I > 2σ(I)
graphite	Rint = 0.051
Detector resolution: 9.1 pixels mm-1	θmax = 27.5°, θmin = 1.0°
ω scans at fixed χ = 55°	h = −10→10
Absorption correction: multi-scan (SCALEPACK; Otwinowski & Minor, 1997)	k = −36→36
Tmin = 0.973, Tmax = 0.994	l = −37→38
80877 measured reflections