Using CC1(C)OB(c2cnc(N)c3ccccc23)OC1(C)C, CC(C)(O)c1cc2nc(Cl)nc(N3CCOCC3)c2s1 to produce CC(C)(O)c1cc2nc(-c3cnc(N)c4ccccc34)nc(N3CCOCC3)c2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.