Using O, CCCCOc1nc(-c2ccc(F)cc2)c(-c2ccc(S(C)(=O)=O)cc2)cc1C#N to produce CCCCOc1nc(-c2ccc(F)cc2)c(-c2ccc(S(C)(=O)=O)cc2)cc1C=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.