Using CS(=O)(=O)NCc1cccc(Nc2cc(Cl)ncn2)c1, OB(O)c1ccccc1OCc1ccccc1 to produce CS(=O)(=O)NCc1cccc(Nc2cc(-c3ccccc3OCc3ccccc3)ncn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.