Using O=C(O)c1ncccc1O, Oc1c(F)c(F)c(F)c(F)c1F to produce O=C(Oc1c(F)c(F)c(F)c(F)c1F)c1ncccc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.