Cc1cccc(NS(=O)(=O)c2ccc(NC(=O)CN(c3cc([N+](=O)[O-])ccc3C)S(C)(=O)=O)cc2)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?