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(1S,2S,5R)-3-Azabicyclo[3.1.0]hexane-2-carboxylic acid22255-16-9100 % similar (4S)-4-Cyclohexyl-L-proline103201-78-144 % similar cis-4-Hydroxy-D-proline2584-71-642 % similar (2R,4S)-4-Hydroxypyrrolidine-2-carboxylic acid3398-22-942 % similar Hydroxyproline51-35-442 % similar cis-4-Hydroxy-L-proline618-27-942 % similar trans-3-Hydroxy-L-proline4298-08-241 % similar trans-4-Cyclohexyl-L-proline monohydrochloride90657-55-941 % similar (2R,4S)-4-Fluoropyrrolidine-2-carboxylic acid131176-02-840 % similar (2S,4S)-4-Fluoro-pyrrolidine-2-carboxylic acid2438-57-540 % similar (4R)-4-Fluoro-L-proline2507-61-140 % similar 3-Azetidinecarboxylic acid36476-78-540 % similar (2R,4S)-4-Hydroxypyrrolidine-2-carboxylic acid hydrochloride142347-81-739 % similar Oxazolidine-4-carboxylic acid hydrochloride162285-30-539 % similar (2R,4R)-4-Hydroxypyrrolidine-2-carboxylic acid hydrochloride77449-94-639 % similar (S)-Piperazine-2-carboxylic acid147650-70-238 % similar (R)-Piperazine-2-carboxylic acid31321-68-338 % similar Azetidine-2-carboxylic acid2133-34-838 % similar (±)-2-Azetidinecarboxylic acid2517-04-638 % similar D-Azetidine-2-carboxylic acid7729-30-838 % similar