Using O=C(/C=C/c1ccc(Cc2ccncc2)cc1)Nc1ccc(Cl)c(C(F)(F)F)c1 to produce O=C(CCc1ccc(Cc2ccncc2)cc1)Nc1ccc(Cl)c(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.