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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯N1i	0.80 (3)	1.92 (3)	2.717 (3)	174 (3)
C6—H6B⋯Br1ii	0.96	3.04	3.993 (3)	174

Symmetry codes: (i) ; (ii) .