Using N#Cc1ccc(CCc2coc3cccc(O)c23)cc1, C[Si](C)(C)N[Si](C)(C)C to produce N=C(N)c1ccc(CCc2coc3cccc(O)c23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.