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Cg1 and Cg2 are the centroids of the C4–C9 and C12–C17 rings, respectively.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C5—H5⋯O2i | 0.95 | 2.29 | 3.202 (6) | 162 |
| C9—H9⋯O3ii | 0.95 | 2.56 | 3.350 (6) | 140 |
| C11—H11b⋯Siii | 0.99 | 2.87 | 3.814 (5) | 160 |
| C17—H17⋯Cg1iv | 0.95 | 2.99 | 3.703 (5) | 133 |
| C8—H8⋯Cg2ii | 0.95 | 2.79 | 3.523 (6) | 135 |
Symmetry codes: (i) 
; (ii) 
; (iii) 
; (iv) 
.
