Cc1cccc2c(N=Nc3ccc(S(=O)(=O)Nc4cccc(Cl)c4)cc3[N+](=O)[O-])c(O)[nH]c12
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?