Using OB(O)c1ccc(C(F)(F)F)cc1, CN1C(=O)C2(CC(c3ccccc3)Oc3ccc(Br)cc32)N=C1N to produce CN1C(=O)C2(CC(c3ccccc3)Oc3ccc(-c4ccc(C(F)(F)F)cc4)cc32)N=C1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.