CCc1cccc(C(C)C)c1NC1=C([n+]2ccc(C)cc2)C(=O)c2ccccc2C1=O.[O-][Cl+3]([O-])([O-])[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?