Table 1. Hydrogen-bond geometry (, ).
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| N1H1AO1 | 0.90(1) | 1.81(1) | 2.7108(17) | 176(18) |
| O4H4BO1 | 0.84(1) | 1.90(1) | 2.7262(18) | 173(2) |
| N1H1BO2i | 0.90(1) | 2.11(1) | 2.8937(17) | 145(15) |
| N1H1CO4ii | 0.91(1) | 1.84(1) | 2.742(2) | 172(18) |
| O4H4AO1iii | 0.83(1) | 1.93(1) | 2.7574(16) | 175(2) |
Symmetry codes: (i)
; (ii)
; (iii)
.