CCCCC[C@@H]1C=C(C(=O)O)[C@H](c2ccc(F)cc2)N1S(=O)(=O)c1ccc(C)cc1
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?