Using COc1ccc(COCC(Cn2ccnc2)OCCCCCC(=O)O)cc1, CCN(CC)CC to produce COc1ccc(COCC(Cn2ccnc2)OCCCCCC(N)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.