Using CC(C)(C(=O)Nc1nccs1)C(c1ccccc1)c1ccc2[nH]ccc2c1, CN(C)C=O to produce CC(C)(C(=O)Nc1nccs1)C(c1ccccc1)c1ccc2[nH]cc(C=O)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.