Refinement on F2	Hydrogen site location: difmap and geom
Least-squares matrix: full	H atoms treated by a mixture of independent and constrained refinement
R[F2 > 2σ(F2)] = 0.039	w = 1/[σ2(Fo2) + (0.0371P)2] where P = (Fo2 + 2Fc2)/3
wR(F2) = 0.083	(Δ/σ)max = 0.001
S = 0.82	Δρmax = 0.34 e Å−3
5694 reflections	Δρmin = −0.31 e Å−3
212 parameters	Extinction correction: none
1 restraint	Absolute structure: Flack (1983), 2278 Friedel pairs
Primary atom site location: structure-invariant direct methods	Flack parameter: −0.03 (5)
Secondary atom site location: difference Fourier map