Using CCOC(=O)/C=C/c1cc2cc(OC)cnc2n1Cc1ccc(Cl)cc1 to produce CCOC(=O)CCc1cc2cc(OC)cnc2n1Cc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.