Table 2. Selected bond lengths (Å) for salts 1 and 2.
| Salt 1 | Salt 2 | ||
|---|---|---|---|
| C18—N11 | 1.479 (10) | C28—N21 | 1.504 (9) |
| C19—N11 | 1.506 (9) | C29—N21 | 1.506 (9) |
| C110—N11 | 1.498 (11) | C210—N21 | 1.504 (10) |
| N11—C11 | 1.511 (8) | N21—C21 | 1.500 (8) |
| C13—N12 | 1.463 (7) | C23—N22 | 1.457 (7) |
| N12—C14 | 1.330 (7) | N22—C24 | 1.338 (7) |
| C14—O11 | 1.239 (7) | C24—O21 | 1.236 (7) |
| C15—C16 | 1.367 (9) | C25—C26 | 1.352 (9) |
| O12—S1 | 1.434 (5) | O22—S2 | 1.436 (4) |
| O13—S1 | 1.447 (6) | O23—S2 | 1.437 (6) |
| O14—S1 | 1.436 (7) | O24—S2 | 1.432 (7) |
| S1—C111 | 1.778 (8) | S2—C211 | 1.786 (8) |
| N13—C115 | 1.333 (7) | N23—C215 | 1.338 (7) |
| C115—O15 | 1.245 (7) | C215—O25 | 1.235 (7) |
| C116—C117 | 1.304 (9) | C216—C217 | 1.323 (9) |