CC(C)C1=CC23CCC4C(C)(C(=O)[O-])CCCC4(C)C2CC1C1C(=O)N(c2ccccc2)C(=O)C13.[Na+]
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?