Using COc1ccc2c(=O)n3c(c(-c4cccc(F)c4)c2c1)C(OS(=O)(=O)C(F)(F)F)=CCC3 to produce COc1ccc2c(=O)n3c(c(-c4cccc(F)c4)c2c1)CCCC3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.