Table 1. Selected bond lengths (Å).
| Br1—Fe1 | 2.5119 (6) |
| Br2—Fe1 | 2.4652 (6) |
| Fe1—N1 | 2.1882 (19) |
| Fe1—N2 | 2.070 (2) |
| Fe1—N3i | 2.0683 (19) |
| Fe1—N4i | 2.183 (2) |
Symmetry code: (i) 
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