Using OCCCOc1c(Cl)cc(OCC=C(Cl)Cl)cc1Cl, Oc1cccc(OC(F)(F)F)c1 to produce FC(F)(F)Oc1ccc(OCCCOc2c(Cl)cc(OCC=C(Cl)Cl)cc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.