Using CC(C)CCON=O, COC(=O)[C@@H](Cc1cc(Cl)c(N)c(C)c1COC(C)=O)OC(=O)c1ccccc1 to produce COC(=O)[C@@H](Cc1cc(Cl)c2[nH]ncc2c1COC(C)=O)OC(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.