Table 5. Topological properties at the saddle critical points.

Distances are given in Å, ρ in e Å⁻³ and in e Å⁻⁵.

Bonds (X—Y)	d (X—Y)	d (X—cp)	d (Y—cp)		ρ(cp)
O1—Ti	2.0164 (8)	1.00	1.02	8.94	0.59
O2—Ti	2.0194 (9)	1.00	1.02	9.25	0.58
O2′—Ti	2.0784 (7)	1.02	1.07	9.10	0.47
O1—Y′	2.234 (1)	1.00	1.24	7.06	0.71
O2—Y′′	2.2778 (7)	1.00	1.27	7.02	0.62
O1—Y	2.310 (1)	1.03	1.29	4.07	0.64
O2—Y	2.5008 (9)	1.11	1.40	3.90	0.36
O2—Y′′′	2.677 (1)	1.19	1.49	2.71	0.24