| Hg1—C7 | 2.052 (12) | C2—C3 | 1.403 (17) |
| Hg1—Cl1 | 2.288 (4) | C3—C4 | 1.382 (17) |
| O1—C6 | 1.370 (14) | C3—H3 | 0.9300 |
| O1—H1 | 0.8200 | C4—C5 | 1.412 (18) |
| O2—C1 | 1.229 (14) | C4—H4 | 0.9300 |
| C1—C2 | 1.440 (18) | C5—C6 | 1.402 (17) |
| C1—H1A | 0.9300 | C5—H5 | 0.9300 |
| C2—C7 | 1.394 (16) | C6—C7 | 1.403 (16) |
| C7—Hg1—Cl1 | 178.1 (3) | C3—C4—H4 | 119.9 |
| C6—O1—H1 | 109.5 | C5—C4—H4 | 119.9 |
| O2—C1—C2 | 125.4 (12) | C6—C5—C4 | 118.9 (11) |
| O2—C1—H1A | 117.3 | C6—C5—H5 | 120.6 |
| C2—C1—H1A | 117.3 | C4—C5—H5 | 120.6 |
| C7—C2—C1 | 122.4 (12) | O1—C6—C7 | 117.8 (11) |
| C7—C2—C3 | 120.1 (12) | O1—C6—C5 | 121.2 (11) |
| C1—C2—C3 | 117.3 (11) | C7—C6—C5 | 121.0 (12) |
| C4—C3—C2 | 120.6 (12) | C2—C7—C6 | 119.2 (11) |
| C4—C3—H3 | 119.7 | C2—C7—Hg1 | 120.8 (9) |
| C2—C3—H3 | 119.7 | C6—C7—Hg1 | 119.9 (9) |
| C3—C4—C5 | 120.2 (11) | ||
| O2—C1—C2—C7 | 2(2) | C3—C2—C7—C6 | 0.8 (19) |
| O2—C1—C2—C3 | 177.6 (14) | C1—C2—C7—Hg1 | −1.9 (18) |
| C7—C2—C3—C4 | −1(2) | C3—C2—C7—Hg1 | −177.8 (10) |
| C1—C2—C3—C4 | −176.7 (14) | O1—C6—C7—C2 | 177.3 (12) |
| C2—C3—C4—C5 | 1(2) | C5—C6—C7—C2 | −1.1 (19) |
| C3—C4—C5—C6 | −1(2) | O1—C6—C7—Hg1 | −4.2 (16) |
| C4—C5—C6—O1 | −177.0 (12) | C5—C6—C7—Hg1 | 177.4 (10) |
| C4—C5—C6—C7 | 1(2) | Cl1—Hg1—C7—C2 | 46 (10) |
| C1—C2—C7—C6 | 176.6 (12) | Cl1—Hg1—C7—C6 | −132 (10) |