Table 1. Hydrogen-bond geometry (, ).
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| O12H12O4 | 0.84 | 2.05 | 2.7838(16) | 146 |
| O13H13O12i | 0.84 | 1.99 | 2.8093(16) | 166 |
| C6H6BO1ii | 0.99 | 2.61 | 3.5631(19) | 162 |
Symmetry codes: (i) 
; (ii) 
.
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