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Cg1 and Cg2 are the centroids of the C1–C6 and C1/C6–C8/C13/C14 rings, respectively.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C5—H5A⋯Cg2i | 0.95 | 2.63 | 3.5729 (9) | 175 |
| C7—H7A⋯Cg1i | 0.95 | 2.74 | 3.6851 (9) | 177 |
| C17—H17A⋯Cg2ii | 0.99 | 2.58 | 3.4643 (9) | 149 |
| C18—H18A⋯Cg1ii | 0.95 | 2.90 | 3.6553 (11) | 138 |
Symmetry codes: (i) 
; (ii) 
.
