Using ClCC=C(Cl)Cl, CCc1cc(O)cc(C)c1OCCCOc1ccc(C(F)(F)F)cn1 to produce CCc1cc(OCC=C(Cl)Cl)cc(C)c1OCCCOc1ccc(C(F)(F)F)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.