Using O=c1[nH]c(-c2c(F)cccc2Cl)nn1-c1ccc(Br)cc1, OB(O)c1ccc(C(F)(F)F)nc1 to produce O=c1[nH]c(-c2c(F)cccc2Cl)nn1-c1ccc(-c2ccc(C(F)(F)F)nc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.