COc1ccc(NC(=O)Cn2c(=O)n(CCCCCC(=O)NCc3ccc4c(c3)OCO4)c(=O)c3sccc32)cc1Cl
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?