COc1ccc(CNC(=O)[C@@H](NC(=O)C2CCN(C(=O)[C@@H](N)Cc3ccccc3)CC2)C(C)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?