Table 3. Hydrogen-bond geometry (Å, °) for (III) .
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C2—H2⋯O1 | 0.93 | 2.32 | 2.903 (4) | 121 |
| C22—H22⋯O2i | 0.93 | 2.51 | 3.412 (4) | 162 |
| C25—H25⋯O3ii | 0.98 | 2.49 | 3.283 (4) | 138 |
Symmetry codes: (i) 
; (ii) 
.
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