Table 1. Hydrogen-bond geometry (, ).
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| O10H10O20i | 0.93 | 1.80 | 2.7230(16) | 177 |
| O20H20N1 | 0.94 | 1.75 | 2.5928(17) | 148 |
| O20H20O10 | 0.94 | 2.43 | 3.0362(19) | 122 |
| O30H30N4 | 0.93 | 1.94 | 2.784(2) | 149 |
| O40H40O41 | 0.93 | 1.76 | 2.6146(19) | 151 |
Symmetry code: (i) 
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