Using CC(C)CC(=O)c1cnc2ccc(Br)cc2c1O, O=P(Cl)(Cl)Cl to produce CC(C)CC(=O)c1cnc2ccc(Br)cc2c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.