Table 3. Geometrical parameters (Å, °) for short anion–π contacts.

Cg1 and Cg2 represent the centroids of the rings (N31,C32,N33,C34,C35,C36) and (N11,C12,N13,C14,C15,C16), respectively.

C—N⋯Cg	C—N	N⋯Cg	C⋯Cg	C—N⋯Cg
C54—N55⋯Cg1i	1.156 (6)	3.720 (5)	4.469 (6)	123.9 (4)
C64—N65⋯Cg2ii	1.129 (6)	3.676 (5)	4.049 (5)	101.2 (3)

Symmetry codes: (i) x, −1 + y, z; (ii) 1 − x, 1 − y, 1 − z.