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. Author manuscript; available in PMC: 2020 Apr 13.
Published in final edited form as: Dalton Trans. 2019 Feb 19;48(8):2785–2801. doi: 10.1039/c8dt04728f

Fig. 5.

Fig. 5

Structures of (a) [Ni(6)(OAc)]+ with N4–Ni1–N2 bond angle of 163.82(14)° and (b) [Ni(5)(OAc)(H2O)]+ with N4–Ni1–N2 bond angle of 173.41(11)°, showing the extent of engulfment of the same Ni2+ metal ion by two different macrocycle ring sizes.