COc1ccc(N2C(=O)C3c4[nH]c5ccc(OCc6ccccc6)cc5c4C4CCC(C(C)C)CC4C3C2=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?