Table 1. Hydrogen-bond geometry (, ).
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| O1H1OO5 | 0.95(3) | 1.59(4) | 2.533(2) | 171(3) |
| N1H1NO4i | 0.98(3) | 1.73(3) | 2.700(2) | 173(4) |
| O3H3OO4ii | 0.93(3) | 1.65(3) | 2.574(2) | 172(3) |
| O7H7OO2iii | 0.90(3) | 1.79(3) | 2.678(2) | 166(3) |
Symmetry codes: (i)
; (ii)
; (iii)
.