COc1ccc(CN(C)C)cc1Nc1nccc(-c2c(-c3cccc(NC(=O)Cc4ccccc4)c3)nc3sccn23)n1
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?