| Ni1—N2i | 2.070 (3) | C2—H2E | 0.9600 |
| Ni1—N2 | 2.070 (3) | C2—H2F | 0.9600 |
| Ni1—N1i | 2.092 (2) | C2—H2G | 0.9600 |
| Ni1—N1 | 2.092 (2) | C3—C4 | 1.523 (5) |
| Ni1—O2i | 2.158 (2) | C3—H3 | 0.9800 |
| Ni1—O2 | 2.158 (2) | C4—C5 | 1.359 (6) |
| O2—H2A | 0.8524 | C4—C9 | 1.364 (6) |
| O2—H2B | 0.8799 | C5—C6 | 1.409 (7) |
| N1—C3 | 1.475 (4) | C5—H5 | 0.9300 |
| N1—H1A | 0.8900 | C6—C7 | 1.362 (8) |
| N1—H1B | 0.8900 | C6—H6 | 0.9300 |
| N2—C1 | 1.458 (4) | C7—C8 | 1.335 (7) |
| N2—H2C | 0.84 (5) | C7—H7 | 0.9300 |
| N2—H2D | 0.81 (5) | C8—C9 | 1.371 (6) |
| C1—C3 | 1.444 (5) | C8—H8 | 0.9300 |
| C1—C2 | 1.496 (5) | C9—H9 | 0.9300 |
| C1—H1 | 0.9800 | ||
| N2i—Ni1—N2 | 180.0 | C3—C1—H1 | 103.4 |
| N2i—Ni1—N1i | 82.45 (9) | N2—C1—H1 | 103.4 |
| N2—Ni1—N1i | 97.55 (9) | C2—C1—H1 | 103.4 |
| N2i—Ni1—N1 | 97.55 (9) | C1—C2—H2E | 109.5 |
| N2—Ni1—N1 | 82.45 (9) | C1—C2—H2F | 109.5 |
| N1i—Ni1—N1 | 180.0 | H2E—C2—H2F | 109.5 |
| N2i—Ni1—O2i | 92.17 (11) | C1—C2—H2G | 109.5 |
| N2—Ni1—O2i | 87.83 (11) | H2E—C2—H2G | 109.5 |
| N1i—Ni1—O2i | 91.79 (9) | H2F—C2—H2G | 109.5 |
| N1—Ni1—O2i | 88.21 (9) | C1—C3—N1 | 111.9 (3) |
| N2i—Ni1—O2 | 87.83 (11) | C1—C3—C4 | 115.7 (3) |
| N2—Ni1—O2 | 92.17 (11) | N1—C3—C4 | 112.9 (3) |
| N1i—Ni1—O2 | 88.21 (9) | C1—C3—H3 | 105.0 |
| N1—Ni1—O2 | 91.79 (9) | N1—C3—H3 | 105.0 |
| O2i—Ni1—O2 | 180.00 (11) | C4—C3—H3 | 105.0 |
| Ni1—O2—H2A | 114.9 | C5—C4—C9 | 118.5 (4) |
| Ni1—O2—H2B | 111.0 | C5—C4—C3 | 125.1 (4) |
| H2A—O2—H2B | 104.7 | C9—C4—C3 | 116.4 (4) |
| C3—N1—Ni1 | 108.45 (19) | C4—C5—C6 | 120.1 (5) |
| C3—N1—H1A | 110.0 | C4—C5—H5 | 120.0 |
| Ni1—N1—H1A | 110.0 | C6—C5—H5 | 120.0 |
| C3—N1—H1B | 110.0 | C7—C6—C5 | 119.8 (5) |
| Ni1—N1—H1B | 110.0 | C7—C6—H6 | 120.1 |
| H1A—N1—H1B | 108.4 | C5—C6—H6 | 120.1 |
| C1—N2—Ni1 | 110.06 (19) | C8—C7—C6 | 119.5 (4) |
| C1—N2—H2C | 110 (3) | C8—C7—H7 | 120.2 |
| Ni1—N2—H2C | 114 (3) | C6—C7—H7 | 120.2 |
| C1—N2—H2D | 107 (3) | C7—C8—C9 | 121.1 (5) |
| Ni1—N2—H2D | 115 (3) | C7—C8—H8 | 119.4 |
| H2C—N2—H2D | 101 (4) | C9—C8—H8 | 119.4 |
| C3—C1—N2 | 112.0 (3) | C4—C9—C8 | 121.1 (4) |
| C3—C1—C2 | 118.2 (4) | C4—C9—H9 | 119.5 |
| N2—C1—C2 | 114.3 (3) | C8—C9—H9 | 119.5 |
| Ni1—N2—C1—C3 | 32.1 (5) | C1—C3—C4—C9 | −113.5 (5) |
| Ni1—N2—C1—C2 | 169.9 (3) | N1—C3—C4—C9 | 115.7 (4) |
| N2—C1—C3—N1 | −44.5 (5) | C9—C4—C5—C6 | 0.6 (7) |
| C2—C1—C3—N1 | 179.4 (4) | C3—C4—C5—C6 | 179.8 (4) |
| N2—C1—C3—C4 | −175.8 (4) | C4—C5—C6—C7 | −0.9 (8) |
| C2—C1—C3—C4 | 48.2 (6) | C5—C6—C7—C8 | 0.6 (8) |
| Ni1—N1—C3—C1 | 33.9 (4) | C6—C7—C8—C9 | 0.1 (8) |
| Ni1—N1—C3—C4 | 166.5 (3) | C5—C4—C9—C8 | 0.1 (7) |
| C1—C3—C4—C5 | 67.3 (6) | C3—C4—C9—C8 | −179.2 (4) |
| N1—C3—C4—C5 | −63.4 (5) | C7—C8—C9—C4 | −0.4 (7) |