Table 2. Hydrogen-bond geometry (Å, °) for I.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N2—H2A⋯N1i | 0.82 (2) | 2.28 (2) | 3.0297 (17) | 153 (2) |
| N2—H2B⋯F2ii | 0.88 (2) | 2.38 (2) | 3.2526 (15) | 173.9 (19) |
Symmetry codes: (i) 
; (ii) 
.
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