CC(C)(C)c1cc(-c2csc(Nc3ccccc3)[n+]2Cc2ccc(C(=O)O)cc2)cc(C(C)(C)C)c1O.[Br-]
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?