Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O3—H3⋯O2i | 0.885 (18) | 1.756 (18) | 2.6392 (12) | 175.74 (15) |
| C1—H1⋯O1ii | 1.00 | 2.45 | 3.1003 (15) | 122 |
Symmetry codes: (i) 
; (ii) 
.
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