Pipecolic acid535-75-136 % similar cis-4-Hydroxy-L-proline618-27-936 % similar Thiazolidine-2-carboxylic acid65126-70-736 % similar Ethylenediamine-N,N'-disuccinic acid20846-91-735 % similar (S)-Morpholine-3-carboxylic acid106825-79-034 % similar (2R,4S)-4-Fluoropyrrolidine-2-carboxylic acid131176-02-834 % similar (2S,4S)-4-Fluoro-pyrrolidine-2-carboxylic acid2438-57-534 % similar (4R)-4-Fluoro-L-proline2507-61-134 % similar (S)-6-Oxo-2-piperidinecarboxylic acid34622-39-434 % similar 3-Morpholinecarboxylic acid77873-76-834 % similar (R)-2-Piperazinecarboxylic acid dihydrochloride126330-90-333 % similar (2R,4S)-4-Hydroxypyrrolidine-2-carboxylic acid hydrochloride142347-81-733 % similar (2S)-Piperazine-2-carboxylic acid dihydrochloride158663-69-533 % similar Oxazolidine-4-carboxylic acid hydrochloride162285-30-533 % similar 2-Aminothiazoline-4-carboxylic acid2150-55-233 % similar Glycyl-D-asparagine24667-21-833 % similar Piperazine-2-carboxylic acid dihydrochloride3022-15-933 % similar (2R,4R)-4-Methylpiperidine-2-carboxylic acid74892-81-233 % similar (2R,4R)-4-Hydroxypyrrolidine-2-carboxylic acid hydrochloride77449-94-633 % similar (4R)-4-(1,1-Dimethylethoxy)-L-proline79775-07-833 % similar