Table 1. Selected bond lengths (Å).
| La1—O1 | 2.336 (3) | La1—C8i | 3.287 (4) |
| La1—O2 | 2.501 (3) | La1—C9i | 3.246 (4) |
| La1—O3 | 2.494 (3) | La1—C10i | 3.212 (4) |
| La1—O3i | 2.403 (2) | La1—C11i | 3.201 (4) |
| La1—O4 | 2.396 (3) | La1—C12i | 3.239 (4) |
| La1—O5i | 2.367 (3) | Al1—O1 | 1.819 (3) |
| La1—C2 | 3.042 (4) | Al1—C2 | 2.014 (4) |
| La1—C5 | 2.892 (4) | Al1—C3 | 1.990 (5) |
| La1—C7i | 3.318 (4) | Al1—C4 | 1.961 (4) |
Symmetry code: (i)
.