Using CC(=O)Nc1ccc(Sc2c(NCC3CC3)cc(C(=O)O)cc2S(N)(=O)=O)cc1 to produce Nc1ccc(Sc2c(NCC3CC3)cc(C(=O)O)cc2S(N)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.