Using CC1(S)CCN(C(=O)OC(C)(C)C)CC1, C[Si](C)(C)[N-][Si](C)(C)C to produce CSC1(C)CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.