Using CC[Si](Cl)(CC)CC, COC(=O)Nc1nc2ccccc2[nH]1 to produce CC[Si](CC)(CC)N(C(=O)OC)c1nc2ccccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.