Using Cc1cccc(Br)c1C(=O)O, CCOC(=O)C=C(C)Nc1ccccc1 to produce CCOC(=O)c1c(C)n(-c2ccccc2)c(=O)c2c(C)cccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.