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

Cg2 and Cg4 are the centroids of the C8B–C13B and C8A–C13A rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1B⋯O4B i	0.88 (11)	2.32 (10)	3.111 (16)	149 (12)
N3A—H3A⋯O1B ii	0.86	1.99	2.842 (3)	171
N3B—H3B⋯O1A	0.86	1.94	2.792 (3)	171
C15B—H15B⋯O1	0.98	2.46	3.368 (19)	154
C7B—H7B2⋯O1iii	0.96	2.49	3.434 (19)	168
C15A—H15A⋯Cg2iv	0.98	2.99	3.959 (4)	168
C17B—H17B⋯Cg4iv	0.96	2.98	3.864 (9)	153
C17′—H17H⋯Cg4iv	0.96	2.93	3.81 (3)	154

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) .