Using CCCN(CCC1OC(=O)c2ccccc21)C1CCc2c(cccc2OC)C1 to produce CCCN(CC[C@@H]1OC(=O)c2ccccc21)[C@@H]1CCc2c(O)cccc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.