Using COc1ccc(S(=O)(=O)Nc2cc(Br)cnc2Cl)cc1, OB(O)c1ccc2c(c1)OCCO2 to produce COc1ccc(S(=O)(=O)Nc2cc(-c3ccc4c(c3)OCCO4)cnc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.