Using CC(C)c1ccc(C2=CC=CN3CCS(=O)(=O)N=C23)cc1 to produce CC(C)c1ccc(C2CCCN3CCS(=O)(=O)N=C23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.