Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C5—H5⋯O3i | 0.93 | 2.60 | 3.447 (7) | 153 |
| C8—H8A⋯O15ii | 0.97 | 2.44 | 3.396 (6) | 169 |
| C16—H16A⋯O16ii | 0.97 | 2.55 | 3.410 (7) | 147 |
| C12—H12A⋯O9 | 0.97 | 2.34 | 3.248 (7) | 155 |
Symmetry codes: (i) 
; (ii) 
.
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