Using Nc1ncccc1OCc1ccc2c(c1Cl)OCO2, CCOC(=N)Cc1ccccc1 to produce N=C(Cc1ccccc1)Nc1ncccc1OCc1cc2c(cc1Cl)OCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.