D-Alpha-aminobutyric acid2623-91-830 % similar (R)-2-Bromobutanoic acid2681-94-930 % similar α-Aminobutyric acid2835-81-630 % similar 4-Hydroxy-3-hexanone4984-85-430 % similar 1-Chloro-1-nitropropane600-25-930 % similar 2-Bromobutyric acid80-58-030 % similar α-Aminobutyric acid80-60-430 % similar