Using CCCN(CCN(Cc1ccccc1)Cc1ccccc1)C(=O)c1ccc(NS(C)(=O)=O)cc1 to produce CCCN(CCNCc1ccccc1)C(=O)c1ccc(NS(C)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.