Table 1. Hydrogen-bond geometry (, ).
Cg is the centroid of the C9C14 ring.
| DHA | DH | HA | D A | DHA |
|---|---|---|---|---|
| C25H25B Cg i | 0.96 | 2.98 | 3.699(3) | 132 |
Symmetry code: (i) 
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