Using [C-]#N, ClCc1cnn(C(c2ccccc2)(c2ccccc2)c2ccccc2)c1 to produce N#CCc1cnn(C(c2ccccc2)(c2ccccc2)c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.