Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C1—H1⋯Cl3i	0.93	2.82	3.516 (8)	132
C16—H16⋯Cl3ii	0.93	2.83	3.638 (10)	146
C3—H3A⋯Cg5	0.96	3.10	3.719 (6)	124
C11—H11A⋯Cg2iii	0.96	2.83	3.688 (5)	150
C15—H15C⋯Cg1iv	0.96	2.84	3.704 (6)	150
C23—H23C⋯Cg4	0.96	3.11	3.690 (6)	120

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) . Cg1, Cg2, Cg4 and Cg5 are the centroids of atoms Zn1/N1/C6/C7/N2, N1/C1/C2/C4–C6, Zn2/N3/C18/C19/N4 and N3/C13/C14/C16–C18, respectively.