Using CCOC(=O)NC(C)Cc1cc2c(c(C(N)=O)c1)N(CCCO[Si](C)(C)C(C)(C)C)CC2 to produce CC(N)Cc1cc2c(c(C(N)=O)c1)N(CCCO[Si](C)(C)C(C)(C)C)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.