COc1ccc(CNC(=O)[C@@H]2CCCN2C(=O)[C@@H](C)N(C)C(=O)[C@H](C(C)C)N(C)C(=O)[C@@H](NC(=O)[C@H](C(C)C)N(Cc2ccccc2)Cc2ccccc2)C(C)C)c(OC)c1
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?