| Angle | (℃) | Angle | (℃) |
| Ni(1)-O(1)-C(1)-O(2) | 174.7(4) | Ni(1)-O(1)-C(1)-C(2) | −9.6(6) |
| Ni(1)-O(3)-C(10)-O(4) | −178.1(4) | Ni(1)-O(3)-C(10)-C(11) | 4.0(6) |
| O(4)-C(10)-C(11)-N(2) | 177.9(5) | O(3)-C(10)-C(11)-N(2) | −4.1(6) |
| O(4)-C(10)-C(11)-C(12) | −59.5(6) | O(3)-C(10)-C(11)-C(12) | 118.6(5) |
| N(2)-C(11)-C(12)-C(13) | −65.3(7) | C(10)-C(11)-C(12)-C(13) | 172.1(5) |
| C(11)-C(12)-C(13)-C(14) | −65.8(8) | C(11)-C(12)-C(13)-C(18) | 115.7(6) |
| C(12)-C(11)-N(2)-Ni(1) | −118.4(4) | C(10)-C(11)-N(2)-Ni(1) | 2.1(5) |
| Ni(1)-N(1)-C(2)-C(3) | −153.3(4) | Ni(1)-N(1)-C(2)-C(1) | −25.5(5) |
| O(2)-C(1)-C(2)-N(1) | −160.0(5) | O(1)-C(1)-C(2)-N(1) | 24.0(6) |
| O(2)-C(1)-C(2)-C(3) | −30.2(7) | O(1)-C(1)-C(2)-C(3) | 153.8(5) |
| N(1)-C(2)-C(3)-C(4) | −61.0(7) | C(1)-C(2)-C(3)-C(4) | 172.3(4) |
| C(9)-C(4)-C(3)-C(2) | −23.4(8) | C(5)-C(4)-C(3)-C(2) | 159.3(5) |
| (17)-C(16)-C(15)-C(14) | 0.3(13) | C(14)-C(13)-C(18)-C(17) | −1.2(10) |