Using CC1(C)OB(c2ccc3ncccc3c2)OC1(C)C, COc1ccc(S(=O)(=O)Nc2cc(Br)cnc2Cl)cc1 to produce COc1ccc(S(=O)(=O)Nc2cc(-c3ccc4ncccc4c3)cnc2Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.