Using CCCCCC1CCC(C=Cc2c(C)cc(OCC)c(F)c2F)CC1 to produce CCCCCC1CCC(CCc2c(C)cc(OCC)c(F)c2F)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.