All data were
collected from shock-cooled crystals on Bruker SMART-APEX
II diffractometers with D8 goniometers at 100 K18 (Mo KR
radiation, λ = 71.073 pm; 3: graphite-monochromated; 4 and 5:
INCOATEC Helios mirror optics; 7 INCOATEC Quazar
mirror optics).