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| Pb1—Br3 | 2.8786 (8) |
| Pb1—Br4 | 2.9927 (7) |
| Pb1—Br1 | 2.9957 (7) |
| Pb1—Br6 | 3.0080 (7) |
| Pb1—Br5 | 3.0095 (7) |
| Pb1—Br2 | 3.1965 (8) |
| Pb2—Br8 | 2.8755 (8) |
| Pb2—Br5i | 2.9935 (6) |
| Pb2—Br6 | 2.9957 (7) |
| Pb2—Br1ii | 3.0082 (7) |
| Pb2—Br4iii | 3.0110 (7) |
| Pb2—Br7 | 3.1982 (8) |
Symmetry codes: (i) 
; (ii) 
; (iii) 
.
