ClC(Cl)(Cl)C1=N[C@H]2[C@H](Br)[C@@H]3O[C@@H](c4ccccc4)[C@H](c4ccccc4)O[C@@H]3[C@H]2O1
The donor in a hydrogen bond is usually a strongly electronegative atom such as N, O, or F that is covalently bonded to a hydrogen bond. How many hydrogen bond donors does the molecule have?