Using C[Si](C)(C)[N-][Si](C)(C)C, N#Cc1ccc(N2CCN(CC=C(c3ccccc3)c3ccccc3)CC2)cc1 to produce N=C(N)c1ccc(N2CCN(CC=C(c3ccccc3)c3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.