Using CCOC(=O)N(C)CCl, CC(=O)OCC1=C(C(=O)O)N2C(=O)C(N)C2SC1 to produce CCOC(=O)N(C)COC(=O)C1=C(COC(C)=O)CSC2C(N)C(=O)N12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.