CCc1cc(Cc2cc(Cl)c(NC(=O)C(=O)C3NC(=O)NC3=O)c(CC)c2)cc(Cl)c1NC(=O)C(=O)C1NC(=O)NC1=O
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?