Using COCC(=O)Nc1cccc(-c2nn(C3CCCCO3)c3ccc(C(N)=O)cc23)c1 to produce COCC(=O)Nc1cccc(-c2n[nH]c3ccc(C(N)=O)cc23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.