Table 2. π–π Stacking interactions (Å, °).
| Cgi | Cgj | Cgi⋯Cgj | α | perp |
|---|---|---|---|---|
| Cg1 | Cg2 | 3.972 (1) | 10.9 | 3.575 |
| Cg1 | Cg4 | 3.646 (1) | 8.1 | 3.578 |
| Cg1 | Cg4i | 3.785 (1) | 8.1 | 3.535 |
| Cg2 | Cg3i | 3.792 (1) | 9.9 | 3.599 |
| Cg2 | Cg3 | 3.883 (1) | 9.9 | 3.743 |
| Cg3 | Cg4i | 3.769 (1) | 7.1 | 3.516 |
Symmetry code: (i)
. Cg1, Cg2, Cg3, and Cg4 are the centroids of the O1A/C2A–C4A/C9A/C10A, O1B/C2B–C4B/C9B/C10B, C5A–C10A and C5B–C10B rings, respectively. α is the dihedral angle between ring planes and perp is the perpendicular distance between ring planes.