Cc1ccc(S(=O)(=O)N2C[C@H]3n4c(=O)ccc(=O)n4C[C@H](OC(=O)NCc4ccccc4F)[C@@]3(O)C2)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?