COC(=O)c1ccccc1NC(=O)N(Cc1ccc(C)cc1)Cc1cccn1-c1nnc(N2CCCC2=O)s1
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?