Using NCc1ccc(CC(=O)O)cc1, CC(C)(C)OC(=O)ON=C(C#N)c1ccccc1 to produce CC(C)(C)OC(=O)NCc1ccc(CC(=O)O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.