Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O1—H1⋯N1i | 0.91 (2) | 1.98 (2) | 2.8316 (15) | 154.7 (17) |
| C3—H3⋯O1ii | 0.987 (15) | 2.585 (15) | 3.3541 (17) | 134.7 (11) |
Symmetry codes: (i) 
; (ii) 
.
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