Using COc1ccc(CCNc2cc(Cl)nc(OC)n2)cc1, OB(O)c1cc2ccccc2s1 to produce COc1ccc(CCNc2cc(-c3cc4ccccc4s3)nc(OC)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.