Using NCc1cccc(O)c1, COC(=O)c1sc(C(=O)O)cc1C(C)C to produce COC(=O)c1sc(C(=O)NCc2cccc(O)c2)cc1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.