CC(=O)Nc1ccc(S(=O)(=O)NC2(C(F)(F)F)C(=O)Nc3c2c(=O)n(C)c(=O)n3C)cc1
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?