Using C[Si](C)(C)CCOCn1nc(I)c2cnc(Oc3ccc(F)cc3F)nc21 to produce Fc1ccc(Oc2ncc3c(I)n[nH]c3n2)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.