Edds20846-91-7100 % similar N-Methyl-D-aspartic acid6384-92-563 % similar Carbamoyl aspartic acid923-37-559 % similar Azetidine-2-carboxylic acid2133-34-857 % similar (±)-2-Azetidinecarboxylic acid2517-04-657 % similar (S)-Piperazine-2-carboxylic acid147650-70-257 % similar 1,2,3,4-Butanetetracarboxylic acid1703-58-854 % similar Proline147-85-353 % similar D-Proline344-25-253 % similar Dl-proline609-36-953 % similar (+)-Pipecolic acid1723-00-852 % similar Pipecolic acid3105-95-152 % similar Pipecolic acid4043-87-252 % similar Pipecolic acid535-75-152 % similar (R)-2-Piperazinecarboxylic acid dihydrochloride126330-90-352 % similar Malic acid617-48-150 % similar D-Malic acid636-61-350 % similar Malic acid6915-15-750 % similar L-Malic acid97-67-650 % similar (S)-Morpholine-3-carboxylic acid106825-79-048 % similar