Using FC1(F)Oc2c(CC3CCC4(CC3)OCCO4)cccc2C1(F)F to produce FC1(F)Oc2c(C=C3CCC4(CC3)OCCO4)cccc2C1(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.