Using CC(=O)Nc1nc(C=O)cs1, CC(=O)Nc1nc(CCc2ccc(CC(=O)O)cc2)cs1 to produce COC(=O)Cc1ccc(CCc2csc(N)n2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.