COc1ccc(N2C(=O)N3[C@H](c4ccc(Cl)cc4)[C@@H]4C(=O)N(C5CCCCC5)C(=O)[C@@H]4[C@]3(Cc3ccc(Cl)cc3)C2=O)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?