Using COc1cc(OC)cc(C(=O)CN2CCCC2c2cccc(OCCCN3CCCCC3)c2)c1 to produce COc1cc(OC)cc([C@@H]2CN3CCC[C@H]3c3cc(OCCCN4CCCCC4)ccc32)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.