Table 3. Hydrogen-bond geometry (, ) for (2) .
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| N3H3O4 | 0.85(3) | 1.92(3) | 2.680(3) | 148(3) |
| C312H312O3 | 0.95 | 2.29 | 2.892(3) | 121 |
| C2H2O4i | 0.95 | 2.47 | 3.194(3) | 133 |
| C316H316O3ii | 0.95 | 2.45 | 3.286(3) | 146 |
Symmetry codes: (i) 
; (ii) 
.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.