Using Cn1cc(C(=O)C(F)(F)F)c2ccccc21, Brc1ccc2[nH]ncc2c1 to produce Cn1cc(C(O)(c2ccc3[nH]ncc3c2)C(F)(F)F)c2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.