Using CCOC(=O)c1ccc(N)cc1, O=CN(c1ccccc1)c1ccccc1 to produce CCOC(=O)c1ccc(N=CN(c2ccccc2)c2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.