Cc1ccc2c(c1)C1C[N+](C)(CC(=O)Nc3ccccc3Cl)CCC1N2C(=O)c1ccccc1Cl.[Cl-]
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?