| Bruker SMART 1000 CCD area-detector diffractometer | 4058 independent reflections | 
| Radiation source: fine-focus sealed tube | 3419 reflections with I > 2σ(I) | 
| graphite | Rint = 0.024 | 
| φ and ω scans | θmax = 25.5°, θmin = 2.4° | 
| Absorption correction: multi-scan (SADABS; Bruker, 2001) | h = −9→9 | 
| Tmin = 0.643, Tmax = 0.914 | k = −12→12 | 
| 8223 measured reflections | l = −16→16 |