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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1O⋯Br1	0.82	2.43	3.231 (4)	167
O2—H2O⋯Br1i	0.82	2.38	3.192 (5)	171

Symmetry code: (i) .