Table 1. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1D⋯Br1	0.90	2.38	3.273 (3)	175
N1—H1C⋯Br1i	0.90	2.36	3.255 (3)	173

Symmetry code: (i) .