Figure 4
Nearest surrounding of the macrocyclic cation in (II) formed by hydrogen bonding (dashed lines). [Symmetry codes: (i) x + 1, y, z; (ii) x + 1, −y + , z + ; (iii) x, −y + , z + ; (iv) –x + 2, –y, –z + 1.] The contact C1—H1B⋯N6 (−x + 1, y + , −z + ) is not shown. |