Table 2. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C3—H3⋯O3ii | 0.93 | 2.53 | 3.422 (10) | 160 |
| C4—H4⋯O1iii | 0.93 | 2.45 | 3.277 (7) | 148 |
| C10—H10⋯O2iv | 0.93 | 2.57 | 3.485 (8) | 170 |
Symmetry codes: (ii) 
; (iii) 
; (iv) 
.
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