Using CCOC(=O)c1ncc2c(ccn2-c2ccccc2)c1O, O=C1CCC(=O)N1Cl to produce CCOC(=O)c1ncc2c(c(Cl)cn2-c2ccccc2)c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.