Using CC(C)(C)[Si](C)(C)OCCONC(=O)c1cc(C=NO)c(F)c(F)c1Nc1ccc(I)cc1F to produce O=C(NOCCO)c1cc(C=NO)c(F)c(F)c1Nc1ccc(I)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.