Using O=C1NC(=O)C(c2ccccc2)(c2ccccc2)N1, N#Cc1cccc(CBr)c1 to produce N#Cc1cccc(CN2C(=O)NC(c3ccccc3)(c3ccccc3)C2=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.