Table 1. Selected bond lengths (Å).
| Zn1—O2 | 1.984 (2) |
| Zn1—O3 | 1.984 (3) |
| Zn1—O1 | 1.986 (3) |
| Zn1—N1 | 2.011 (3) |
| Zn1—N2 | 2.407 (3) |
| Zn2—O2 | 1.987 (2) |
| Zn2—O4 | 1.987 (3) |
| Zn2—O5 | 1.991 (3) |
| Zn2—N4 | 2.019 (3) |
| Zn2—N3 | 2.386 (3) |
| Zn1—O2 | 1.984 (2) |
| Zn1—O3 | 1.984 (3) |
| Zn1—O1 | 1.986 (3) |
| Zn1—N1 | 2.011 (3) |
| Zn1—N2 | 2.407 (3) |
| Zn2—O2 | 1.987 (2) |
| Zn2—O4 | 1.987 (3) |
| Zn2—O5 | 1.991 (3) |
| Zn2—N4 | 2.019 (3) |
| Zn2—N3 | 2.386 (3) |