Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C14—H14A⋯O3i | 0.99 | 2.60 | 3.416 (7) | 140 |
| C14—H14B⋯O3ii | 0.99 | 2.47 | 3.199 (6) | 130 |
| C7—H7B⋯O2iii | 0.99 | 2.43 | 3.118 (6) | 126 |
Symmetry codes: (i) 
; (ii) 
; (iii) 
.
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