Stoe IPDS 2 diffractometer	6819 independent reflections
Radiation source: fine-focus sealed tube	4572 reflections with I > 2σ(I)
graphite	Rint = 0.060
φ + ω scans	θmax = 25.8°, θmin = 1.6°
Absorption correction: multi-scan (MULscanABS; Spek, 2009)	h = −13→13
Tmin = 0.845, Tmax = 0.920	k = −16→15
19456 measured reflections	l = −17→17