Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O3—H3B⋯O8ii | 0.76 (7) | 2.05 (7) | 2.810 (8) | 177 (7) |
| O3—H3C⋯O4 | 0.75 (6) | 2.06 (7) | 2.781 (8) | 162 (9) |
| N3—H3D⋯O3ii | 0.86 | 2.50 | 3.193 (8) | 138 |
| N3—H3D⋯O5ii | 0.86 | 2.42 | 3.163 (8) | 144 |
| N3—H3E⋯O7 | 0.86 | 2.08 | 2.937 (8) | 172 |
| N6—H6B⋯O4iii | 0.86 | 2.07 | 2.913 (7) | 166 |
| N6—H6C⋯O5iv | 0.86 | 2.41 | 3.231 (8) | 161 |
| C1—H1⋯O8v | 0.93 | 2.39 | 3.292 (8) | 162 |
| C3—H3⋯O7 | 0.93 | 2.31 | 3.227 (8) | 169 |
| C6—H6⋯O6vi | 0.93 | 2.60 | 3.295 (8) | 132 |
| C7—H7⋯O5vi | 0.93 | 2.49 | 3.362 (8) | 156 |
| C8—H8⋯O4iii | 0.93 | 2.39 | 3.298 (7) | 167 |
Symmetry codes: (ii)
; (iii)
; (iv)
; (v)
; (vi)
.