Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N1—H11⋯O1 | 0.885 (13) | 1.944 (13) | 2.8168 (11) | 168.5 (12) |
| N1—H12⋯O3i | 0.891 (13) | 1.919 (13) | 2.7944 (11) | 166.9 (12) |
Symmetry code: (i) 
.
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