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tert-Butyl (3S)-3-ethylpiperazine-1-carboxylate928025-56-360 % similar 1-Boc-Azetidine-3-carboxylic acid142253-55-260 % similar 4-Boc-2-morpholinecarboxylic acid189321-66-259 % similar (R)-4-(tert-Butoxycarbonyl)morpholine-2-carboxylic acid884512-77-059 % similar (1R,5S,6r)-3-(tert-Butoxycarbonyl)-3-azabicyclo[3.1.0]hexane-6-carboxylic acid1401464-07-057 % similar 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid174316-71-357 % similar N-Boc-piperidine-4-carboxylic acid84358-13-457 % similar 3-(1,1-Dimethylethyl) (1α,5α,6α)-3-azabicyclo[3.1.0]hexane-3,6-dicarboxylate927679-54-757 % similar N-4-Cbz-2-piperazinecarboxylic acid64172-98-155 % similar Tetrt-butyl5-methyl-1,4-diazepane-1-carboxylate194032-42-354 % similar Methyl 4-[(1,1-dimethylethoxy)carbonyl]-2-piperazineacetate183742-33-854 % similar tert-Butyl 3-phenylpiperazine-1-carboxylate502649-25-454 % similar tert-Butyl piperazine-1-carboxylate57260-71-654 % similar tert-Butyl 3-Benzylpiperazine-1-carboxylate502649-29-853 % similar 7-(1,1-Dimethylethyl) 7-azaspiro[3.5]nonane-2,7-dicarboxylate873924-12-052 % similar (S)-3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester101469-92-551 % similar 3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester103057-44-951 % similar tert-Butyl (3R)-3-hydroxypyrrolidine-1-carboxylate109431-87-051 % similar 1-Boc-piperazine acetate143238-38-451 % similar 1-Boc-2-piperazinecarboxylic acid1214196-85-651 % similar