Using OCCO, CCCCCCCCCCCCCCCCNc1ccc(C=O)c(F)c1 to produce CCCCCCCCCCCCCCCCNc1ccc(C2OCCO2)c(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.