Using CCOC(=O)C1=C(c2cn(S(=O)(=O)c3ccc(C)cc3)c3ccc(C#N)cc23)CCC1 to produce CCOC(=O)C1=C(c2c[nH]c3ccc(C#N)cc23)CCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.