Table 2. Statistical parameters ( and ) of commensurate refinements of the final model with different values of the phase t ₀ .

	t 0 = 0	t 0 =	t 0 =
Supercell space group	P21	P1	P21
	0.0493	0.0496	0.0493
	0.0662	0.0665	0.0662
	0.0374	0.0378	0.0374
	0.0490	0.0496	0.0490
	0.0998	0.1000	0.0998
	0.1250	0.1252	0.1250
Δρmin (e Å−3)	−0.58	−0.61	−0.58
Δρmax (e Å−3)	0.60	0.59	0.60