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1-Methyl-5-oxopyrrolidine-3-carboxylic acid42346-68-931 % similar 1-Methylisonipecotic acid hydrochloride71985-80-331 % similar Sepilift DPHP41672-81-531 % similar 1,1-Dimethylethyl (2R)-2-(((2,5-dioxo-1-pyrrolidinyl)oxy)carbonyl)-1-pyrrolidinecarboxylate102185-34-231 % similar Proline147-85-331 % similar Tetrahydro-2-furoic acid16874-33-231 % similar (αS)-α-Aminocyclopentaneacetic acid2521-84-831 % similar (αR)-α-Aminocyclopentaneacetic acid2521-86-031 % similar α-Aminocyclobutaneacetic acid28024-69-331 % similar 1-O-tert-Butyl 2-O-(2,5-dioxopyrrolidin-1-yl) (2S)-pyrrolidine-1,2-dicarboxylate3392-10-731 % similar D-Proline344-25-231 % similar (2R)-2-Amino-2-cyclobutylacetic acid49607-10-531 % similar DL-Proline609-36-931 % similar 2-Hydroxycyclohexanecarboxylic acid609-69-831 % similar (R)-(+)-2-Tetrahydrofuroic acid87392-05-031 % similar (2S)-Tetrahydro-2-furancarboxylic acid87392-07-231 % similar 3-Oxocyclopentanecarboxylic acid98-78-231 % similar 1-(1,1-Dimethylethyl) (3R)-1,3-piperidinedicarboxylate163438-09-331 % similar (2S,4S)-N-Boc-4-methylpyrrolidine-2-carboxylic acid364750-81-231 % similar 1-((tert-Butoxy)carbonyl)piperidine-3-carboxylic acid71381-75-431 % similar