Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N2—H2B⋯N5i | 0.86 | 1.90 | 2.722 (7) | 160 |
| C15—H15A⋯Br1ii | 0.93 | 2.85 | 3.778 (6) | 177 |
Symmetry codes: (i) 
; (ii) 
.
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