Using COC(=O)CCCC=Cc1nn(-c2ccc(F)cc2)c2c1CCC2 to produce COC(=O)CCCCCc1nn(-c2ccc(F)cc2)c2c1CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.