Table 4. Hydrogen-bond geometry (Å, °) for III .
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O1—H1H⋯O2 | 0.85 (3) | 2.32 (3) | 2.746 (2) | 112 (2) |
| O1—H1H⋯O3i | 0.85 (3) | 2.02 (3) | 2.807 (2) | 154 (3) |
| O2—H2H⋯O4ii | 0.89 (3) | 1.85 (3) | 2.727 (2) | 167 (3) |
| N1—H1N⋯O5iii | 0.90 (3) | 1.89 (3) | 2.762 (2) | 163 (2) |
| N1—H2N⋯O2iv | 0.85 (3) | 2.11 (3) | 2.890 (2) | 152 (2) |
| N1—H2N⋯O3v | 0.85 (3) | 2.49 (3) | 2.974 (2) | 117 (2) |
| N1—H3N⋯O4vi | 0.89 (3) | 2.00 (3) | 2.776 (2) | 146 (3) |
| N1—H3N⋯O5vii | 0.89 (3) | 2.61 (3) | 3.112 (2) | 117 (2) |
Symmetry codes: (i)
; (ii)
; (iii)
; (iv)
; (v)
; (vi)
; (vii)
.