Table 1. Selected geometric parameters (Å, °).
| Pt—N2 | 2.055 (2) | N2—C2 | 1.492 (4) |
| Pt—N1 | 2.057 (2) | C1—C2 | 1.501 (4) |
| Pt—I2 | 2.6917 (6) | S—O3 | 1.432 (2) |
| Pt—I1 | 2.7202 (6) | S—O1 | 1.448 (2) |
| Pt—I1i | 3.2249 (6) | S—O4 | 1.491 (2) |
| Pt—I2ii | 3.2534 (6) | S—O2 | 1.499 (2) |
| N1—C1 | 1.499 (4) | ||
| N2—Pt—N1 | 83.23 (10) | N2—C2—C1 | 107.3 (2) |
| N2—Pt—I2 | 90.27 (6) | O3—S—O1 | 113.41 (15) |
| N1—Pt—I2 | 89.96 (6) | O3—S—O4 | 111.27 (15) |
| N2—Pt—I1 | 89.73 (6) | O1—S—O4 | 105.28 (14) |
| N1—Pt—I1 | 90.04 (6) | O3—S—O2 | 109.72 (14) |
| C1—N1—Pt | 108.82 (17) | O1—S—O2 | 110.33 (16) |
| C2—N2—Pt | 108.60 (18) | O4—S—O2 | 106.55 (15) |
| N1—C1—C2 | 107.7 (2) |
Symmetry codes: (i)
; (ii)
.