Using OB(O)c1ccc2nc(-c3ccccc3)oc2c1F, COC(=O)c1nc(Br)cc(N)c1Cl to produce COC(=O)c1nc(-c2ccc3nc(-c4ccccc4)oc3c2F)cc(N)c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.