Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N1—H1A⋯O3 | 0.95 (5) | 1.83 (5) | 2.538 (4) | 129 (4) |
| N2—H2⋯O7 | 0.92 (3) | 1.87 (3) | 2.550 (3) | 129 (3) |
| O1—H1⋯O6i | 0.91 (4) | 2.13 (4) | 2.912 (3) | 144 (3) |
| O4—H4⋯O3 | 0.86 (3) | 2.04 (4) | 2.574 (4) | 119 (3) |
| O5—H5⋯O3ii | 0.82 (3) | 1.98 (3) | 2.684 (3) | 143 (3) |
| O8—H8⋯O7 | 0.98 (3) | 2.17 (3) | 2.601 (3) | 105 (2) |
| O8—H8⋯O7iii | 0.98 (3) | 1.83 (3) | 2.757 (3) | 158 (3) |
Symmetry codes: (i)
; (ii)
; (iii)
.