CC(=O)[C@@H]1[C@@H]2C(=O)N(c3ccc(F)c(Cl)c3)C(=O)[C@@H]2C2c3ccccc3C=CN21
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?