Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O1—H1⋯O2vi | 0.84 (3) | 1.68 (3) | 2.5229 (19) | 177 (3) |
Symmetry code: (vi) 
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