CCN(CC)C(=O)[C@H]1C[C@H](CC(=O)NCCCn2ccnc2)C(=O)N2CCc3c([nH]c4ccc(Cl)cc34)[C@]12C
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?