CCN(CC)C(=O)C1=C(C)N(Cc2ccc(C(C)(C)C)cc2)C(=O)C(CC(=O)NCCCCc2ccccc2)C1
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?