Using Nc1cnc2ccccc2c1NCc1cc(-c2ccccc2)on1, CCOCC(=O)Cl to produce CCOCc1nc2cnc3ccccc3c2n1Cc1cc(-c2ccccc2)on1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.