Using COC(=O)C1=C(NC(C)=O)C(CCCCC(=O)N2CCCCC2)SC1 to produce COC(=O)C1=C(N)C(CCCCC(=O)N2CCCCC2)SC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.