Using OB(O)c1cccc(O)c1, FC(F)(F)c1cccc2c(Br)c(Cc3ccccc3)nnc12 to produce Oc1cccc(-c2c(Cc3ccccc3)nnc3c(C(F)(F)F)cccc23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.