CN(C)c1ccc(/C=C2\C[N+](C)(C)C/C(=C\c3ccc(N(C)C)cc3)C2=O)cc1.[I-]
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?