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tert-Butyl 3-(hydroxymethyl)pyrrolidine-1-carboxylate114214-69-641 % similar tert-Butyl 2-methylpiperazine-1-carboxylate120737-78-241 % similar tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate hydrochloride134003-84-241 % similar tert-Butyl (3R)-3-(hydroxymethyl)pyrrolidine-1-carboxylate138108-72-241 % similar 1,1-Dimethylethyl (2S)-2-methyl-1-piperazinecarboxylate169447-70-541 % similar (R)-1-N-Boc-2-methylpiperazine170033-47-341 % similar 2,5-Diaza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester198989-07-041 % similar (S)-3-Hydroxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester199174-24-841 % similar Boc-D-aspartic acid62396-48-941 % similar 1-tert-Butoxycarbonyl-4-piperidinecarboxaldehyde137076-22-340 % similar Tri-tert-butyl 1 4 7 10-tetraazacyclodod137076-54-140 % similar 1-Boc-Azetidine-3-carboxylic acid142253-55-240 % similar (2S,4S)-1-((tert-Butoxy)carbonyl)-4-fluoropyrrolidine-2-carboxylic acid203866-13-140 % similar (2S,4R)-1-[(tert-Butoxy)carbonyl]-4-fluoropyrrolidine-2-carboxylic acid203866-14-240 % similar (2S)-1-[(tert-Butoxy)carbonyl]-4,4-difluoropyrrolidine-2-carboxylic acid203866-15-340 % similar (3R,4S)-3-(((tert-Butoxy)carbonyl)amino)-4-methylhexanoic acid218608-82-340 % similar (1R,3S,4S)-2-(tert-Butoxycarbonyl)-2-azabicyclo(2.2.1)heptane-3-carboxylic acid291775-59-240 % similar (2R,4S)-1-(tert-Butoxycarbonyl)-4-fluoropyrrolidine-2-carboxylic acid681128-50-740 % similar (2R,4R)-1-[(tert-Butoxy)carbonyl]-4-fluoropyrrolidine-2-carboxylic acid681128-51-840 % similar Boc-N-me-ser-oh101772-29-640 % similar