Using COc1ccc2c(c1)CCN([C@H]1CCc3cc(CN4CCC(OC)CC4)ccc3C1)C2=O to produce COC1CCN(Cc2ccc3c(c2)CC[C@H](N2CCc4cc(O)ccc4C2=O)C3)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.