Using O=C(Nc1ccc2c(c1Br)C(O)Oc1cccc(OC(F)F)c1-2)OCc1ccccc1 to produce Nc1ccc2c(c1)C(O)Oc1cccc(OC(F)F)c1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.