Table 3. Hydrogen-bond geometry (Å, °) for 2 .
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C7—H7⋯O2i | 0.95 | 2.61 | 3.502 (3) | 157 |
| C7—H7⋯N2i | 0.95 | 2.49 | 3.394 (3) | 159 |
| C9—H9⋯N2i | 0.95 | 2.74 | 3.591 (3) | 149 |
| C2—H2⋯O1ii | 0.95 | 2.62 | 3.496 (3) | 153 |
| O1—H1⋯N1 | 0.95 (3) | 1.80 (3) | 2.632 (2) | 145 (3) |
Symmetry codes: (i)
; (ii)
.