Using O=C1Cc2ccccc2N1, CN(C)c1ccc2c(c1)CCC2=O to produce CN(C)c1ccc2c(c1)CCC2=C1C(=O)Nc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.