Using O=Cc1ccc(S(=O)(=O)N2CCCC2)cc1, CCOC(=O)Cn1c(C)cc2c1CCOC2 to produce CCOC(=O)Cn1c(C)c(Cc2ccc(S(=O)(=O)N3CCCC3)cc2)c(C)c1CCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.