Using C#CCOS(C)(=O)=O, Cn1c(Cl)c(-c2cc(O)c(Cl)cc2F)c(Cl)c1C(F)(F)F to produce C#CCOc1cc(-c2c(Cl)c(C(F)(F)F)n(C)c2Cl)c(F)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.