N-acetyl-DL-aspartic acid-anhydride, N-acetyl-DL-alanine nitrile, N-Acetyl-DL-alanin-nitril, N-Acetyl-DL-asparaginsaeure-anhydrid, DL-2-Acetamino-propionsaeure-nitril, DL-2-Acetamino-propionitril, N-Acetylasparaginsaeureanhydrid, opt.inakt.N-Acetyl-asparaginsaeureanhydrid, N-Acetyl-alanin-nitril