Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C5—H5⋯O1i | 0.93 | 2.65 | 3.419 (3) | 140 |
| C3—H3⋯O3ii | 0.93 | 2.50 | 3.317 (2) | 147 |
Symmetry codes: (i) 
; (ii) 
.
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