Refinement on F2	Primary atom site location: structure-invariant direct methods
R[F > 3σ(F)] = 0.056	Secondary atom site location: difference Fourier map
wR(F) = 0.147	Hydrogen site location: difference Fourier map
S = 3.41	H atoms treated by a mixture of independent and constrained refinement
5507 reflections	Weighting scheme based on measured s.u.'s w = 1/(σ2(I) + 0.0004I2)
340 parameters	(Δ/σ)max = 0.020
0 restraints	Δρmax = 0.80 e Å−3
48 constraints	Δρmin = −0.36 e Å−3