Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N2—H1N2⋯O1i | 0.83 (2) | 2.11 (2) | 2.9359 (18) | 174.8 (19) |
| N2—H2N2⋯O4ii | 0.81 (2) | 2.26 (2) | 2.9847 (17) | 149.2 (18) |
| O2—H1O2⋯O6iii | 0.81 (2) | 1.92 (2) | 2.7215 (15) | 170 (2) |
| O3—H1O3⋯O7iv | 0.78 (2) | 1.93 (2) | 2.6988 (15) | 168 (2) |
| O4—H1O4⋯O2v | 0.80 (2) | 1.97 (2) | 2.7621 (15) | 171 (2) |
| O5—H1O5⋯O3vi | 0.81 (2) | 1.92 (2) | 2.7237 (15) | 170 (2) |
| O6—H1O6⋯O1v | 0.79 (2) | 2.02 (2) | 2.7548 (15) | 156 (2) |
| O7—H1O7⋯N1 | 0.82 (1) | 1.79 (2) | 2.6038 (16) | 175 (2) |
Symmetry codes: (i)
; (ii)
; (iii)
; (iv)
; (v)
; (vi)
.