Using COc1ccccc1OCCN(Cc1ccccc1)CC(O)COc1cccc2[nH]c3ccccc3c12 to produce COc1ccccc1OCCNCC(O)COc1cccc2[nH]c3ccccc3c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.