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4-tert-Butyl hydrogen L-aspartate3057-74-738 % similar N-tert-Butoxycarbonyl-L-tert-leucine62965-35-938 % similar (2R)-2-Amino-4-(tert-butoxy)-4-oxobutanoic acid64960-75-438 % similar N-Alpha-(9-Fluorenylmethyloxycarbonyl)-N-alpha-methyl-L-aspartic acid beta-t-butyl ester152548-66-838 % similar Boc-L-leucine13139-15-638 % similar (2S,3R)-3-(tert-Butoxy)-2-(((tert-butoxy)carbonyl)amino)butanoic acid13734-40-238 % similar 1-(1,1-Dimethylethyl) 2-borono-1-pyrrolidinecarboxylate149682-75-738 % similar N-Boc-piperidine-2-methanol157634-00-938 % similar [1-(tert-Butoxycarbonyl)piperidin-4-yl]acetic acid157688-46-538 % similar tert-Butoxycarbonyl-D-leucine16937-99-838 % similar Boc-D-thr(tbu)-oh201217-86-938 % similar N-[(1,1-Dimethylethoxy)carbonyl]-L-alanyl-L-alanine27317-69-738 % similar tert-Butyl (2R,5S)-2,5-dimethylpiperazine-1-carboxylate309915-46-638 % similar (S)-1-N-Boc-3-isopropylpiperazine475272-54-938 % similar (2S,5R)-2,5-Dimethyl-piperazine-1-carboxylic acid tert-butyl ester548762-66-938 % similar (S)-1-Boc-2-isopropylpiperazine674792-05-338 % similar 1,1-Dimethylethyl 1-pyrrolidinecarboxylate86953-79-938 % similar 1,1-Dimethylethyl (2R,5R)-5-(hydroxymethyl)-2-methyl-1-piperazinecarboxylate1403898-64-537 % similar 3-(1-(tert-Butoxycarbonyl)piperidin-2-yl)propanoic acid669713-96-637 % similar tert-Butyl 3-bromoazetidine-1-carboxylate1064194-10-037 % similar