Using C=Cc1ccc(-c2ccc(-c3ccc(CC)cc3)cc2F)[se]1 to produce CCc1ccc(-c2ccc(-c3ccc(CC)[se]3)c(F)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.