Using COC(=O)Cc1c(C)nc(Cl)nc1Oc1cccc(-c2ccccc2)c1 to produce COC(=O)Cc1c(C)ncnc1Oc1cccc(-c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.