Using O=C(N1CCc2ccc(Br)cc2C1)C(F)(F)F, OB(O)c1ccc(C(F)(F)F)cc1 to produce FC(F)(F)c1ccc(-c2ccc3c(c2)CNCC3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.