Using COC(=O)Cn1cc(/C=C2\CN(C(C(=O)C3CC3)c3ccccc3F)CCC2SC(C)=O)nn1 to produce COC(=O)Cn1cc(/C=C2\CN(C(C(=O)C3CC3)c3ccccc3F)CCC2S)nn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.