Table 4. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O18—H18C⋯O3 | 0.83 (2) | 2.07 (3) | 2.847 (3) | 156 (5) |
| O18—H18D⋯O9 | 0.84 (2) | 1.95 (2) | 2.778 (3) | 169 (5) |
| O19—H19C⋯O5 | 0.83 (2) | 1.93 (2) | 2.746 (3) | 167 (5) |
| O19—H19D⋯O17 | 0.84 (2) | 1.88 (2) | 2.713 (4) | 175 (5) |