Cc1ccc(C)c(Nc2nnc(-c3ccc(C)c(S(=O)(=O)N4CCN(C)CC4)c3)c3ccccc23)c1
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?