Using CCOC(=O)c1cnc(/C=C/c2c(F)ccc(F)c2F)n1-c1ccc(F)cc1 to produce CCOC(=O)c1cnc(CCc2c(F)ccc(F)c2F)n1-c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.