Using COc1ccc2c(c1)OC[C@@H](c1ccccc1)[C@H]2c1ccc(OCCN2CCCC2)cc1 to produce Oc1ccc2c(c1)OC[C@@H](c1ccccc1)[C@H]2c1ccc(OCCN2CCCC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.