Using C[Si](C)(C)CCOCn1nc(I)c2ccc(C=O)cc21, C=Cc1scnc1C to produce Cc1ncsc1/C=C/c1nn(COCC[Si](C)(C)C)c2cc(C=O)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.