Using OCC(c1ccc2c(c1)OCO2)C(F)(F)F, BrCc1cccc(Oc2ccccc2)c1 to produce FC(F)(F)C(COCc1cccc(Oc2ccccc2)c1)c1ccc2c(c1)OCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.