Refinement on F2	Hydrogen site location: inferred from neighbouring sites
Least-squares matrix: full	H atoms treated by a mixture of independent and constrained refinement
R[F2 > 2σ(F2)] = 0.041	w = 1/[σ2(Fo2) + (0.0533P)2] where P = (Fo2 + 2Fc2)/3
wR(F2) = 0.092	(Δ/σ)max < 0.001
S = 0.99	Δρmax = 0.91 e Å−3
2307 reflections	Δρmin = −0.71 e Å−3
147 parameters	Extinction correction: none
3 restraints	Absolute structure: Flack (1983), 696 Friedel pairs
Primary atom site location: structure-invariant direct methods	Flack parameter: 0.06 (2)
Secondary atom site location: difference Fourier map