Table 2. Geometrical parameters (, ) of hydrogen bonds.
| Type | HA () | D A () | DHA () | |
|---|---|---|---|---|
| 1a | NHO | 1.97 | 2.823(3) | 173 |
| CHO | 2.51 | 2.843(3) | 101 | |
| 1b | NHO | 2.04 | 2.889(2) | 171 |
| 1d | NHO | 2.13 | 2.974(4) | 166 |
| NHO | 2.09 | 2.939(4) | 170 | |
| CHO | 2.53 | 2.858(5) | 101 | |
| 2a | NHO | 2.06 | 2.817 | 147 |
| CHN | 2.58 | 3.442(6) | 155 | |
| CHO | 2.58 | 3.400(3) | 148 | |
| CHO | 2.54 | 2.847(5) | 100 | |
| 2b | NHO | 2.20 | 3.056(3) | 174 |
| NHO | 2.23 | 3.037(3) | 156 | |
| CHO | 2.47 | 2.809(3) | 101 | |
| CHO | 2.49 | 3.381(3) | 160 | |
| CHO | 2.56 | 2.875(3) | 100 | |
| CHO | 2.43 | 2.767(3) | 100 | |
| 2d | NHO | 2.11 | 2.943(4) | 162 |
| CHO | 2.60 | 3.443(6) | 152 | |
| CHO | 2.51 | 2.838(5) | 101 | |
| 3a | NHO | 2.20 | 3.032(3) | 163 |
| NHO | 2.32 | 3.165(3) | 169 | |
| CHO | 2.46 | 3.144(3) | 131 | |
| CHO | 2.50 | 2.839(3) | 101 | |
| CHO | 2.55 | 3.222(3) | 130 | |
| CHO | 2.50 | 3.198(3) | 132 | |
| CHO | 2.50 | 2.841(3) | 102 | |
| 3b | NHO | 2.06 | 2.910(3) | 167 |
| NHO | 1.97 | 2.809(3) | 166 | |
| CHO | 2.49 | 2.828(3) | 101 | |
| CHO | 2.52 | 2.848(3) | 101 | |
| 4b | NHN | 2.15 | 2.980(5) | 161 |
| CHO | 2.48 | 3.219(6) | 137 | |
| CHO | 2.54 | 2.861(5) | 100 | |
| CHO | 2.45 | 2.825(5) | 103 | |
| 4c | OHO | 1.83(5) | 2.763(7) | 153(3) |
| OHN | 2.06(4) | 2.805(7) | 169(5) | |
| NHO | 1.97 | 2.803(7) | 164 | |
| CHO | 2.42 | 3.112(8) | 131 | |
| CHO | 2.52 | 3.463(8) | 165 | |
| CHO | 2.45 | 2.822(7) | 103 | |
| 4d | NHO | 2.07 | 2.921(2) | 168 |
| OHN | 2.02(3) | 2.891(4) | 169.3(19) | |
| CHO | 2.53 | 2.849(3) | 100 |