Using COc1ccc(-c2ccc(C)nc2-c2ccc(O)cc2)cc1, ClCCN1CCOCC1 to produce COc1ccc(-c2ccc(C)nc2-c2ccc(OCCN3CCOCC3)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.