C=C1C(=O)C=C2CN(C(=O)c3ccccc3)[C@@](Cc3ccc(F)cc3)(C(=O)OC)[C@@H]12
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?