Table 1. Summary of data-collection statistics.

Values in parentheses are for the outermost resolution shell.

Temperature (K)	100
Oscillation range (°)	1
Space group	C2
Wavelength (Å)	1.28226
Unit-cell parameters (Å, °)	a = 228.2, b = 77.5, c = 72.0, α = 90.0, β = 100.9, γ = 90.0
Resolution range (Å)	2.51 (2.55–2.51)
Total reflections	168158
Unique reflections	41574 (2083)
Multiplicity	4.1 (4.0)
Completeness (%)	97.5 (99.2)
R merge † (%)	0.064 (0.415)
Mean I/σ(I)	34.7 (5.4)

^† R _merge = , where I_i(hkl) is the observed intensity and 〈I(hkl)〉 is the mean intensity of the reflection.