Table 1. Selected bond lengths (Å).
| Sn—S1 | 2.4792 (4) | C1—S1 | 1.7587 (15) |
| Sn—S2 | 2.9264 (4) | C1—S2 | 1.7006 (16) |
| Sn—C11 | 2.1446 (14) | C1—N1 | 1.336 (2) |
| Sn—C21 | 2.1349 (15) | C5—N1 | 1.495 (2) |
| Sn—C31 | 2.1754 (15) | C2—N1 | 1.497 (2) |
| Sn—S1 | 2.4792 (4) | C1—S1 | 1.7587 (15) |
| Sn—S2 | 2.9264 (4) | C1—S2 | 1.7006 (16) |
| Sn—C11 | 2.1446 (14) | C1—N1 | 1.336 (2) |
| Sn—C21 | 2.1349 (15) | C5—N1 | 1.495 (2) |
| Sn—C31 | 2.1754 (15) | C2—N1 | 1.497 (2) |