Using C#CCO, Fc1c(F)c(F)c(-c2c(F)c(F)c(F)c(F)c2F)c(F)c1F to produce C#CCOc1c(F)c(F)c(-c2c(F)c(F)c(F)c(F)c2F)c(F)c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.