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N-Alpha-(9-Fluorenylmethyloxycarbonyl)-N-alpha-methyl-L-aspartic acid beta-t-butyl ester152548-66-838 % similar 1,1-Dimethylethyl 1-pyrrolidinecarboxylate86953-79-938 % similar Boc-L-cyclopentylglycine109183-72-438 % similar Boc-L-leucine13139-15-638 % similar 1-(1,1-Dimethylethyl) 2-borono-1-pyrrolidinecarboxylate149682-75-738 % similar (αS)-α-[[(1,1-Dimethylethoxy)carbonyl]amino]cyclobutaneacetic acid155905-77-438 % similar [1-(tert-Butoxycarbonyl)piperidin-4-yl]acetic acid157688-46-538 % similar tert-Butoxycarbonyl-D-leucine16937-99-838 % similar Hexahydro-pyrrolo[3,4-B]pyrrole-1-carboxylic acid tert-butyl ester185693-02-138 % similar tert-Butyl 3-bromoazetidine-1-carboxylate1064194-10-038 % similar 3-Hydroxy-3-methyl-azetidine-1-carboxylic acid tert-butyl ester1104083-23-938 % similar 1-Boc-3-(amino)azetidine193269-78-238 % similar tert-Butyl 3-iodoazetidine-1-carboxylate254454-54-138 % similar N-Boc-cis-4-hydroxy-L-proline methyl ester102195-79-938 % similar (2R,4R)-4-Hydroxy-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester114676-69-638 % similar 1-tert-Butyl 2-methyl (2R,4S)-4-hydroxypyrrolidine-1,2-dicarboxylate135042-17-038 % similar (2S,4R)-4-Hydroxypyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester74844-91-038 % similar (S)-3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester101469-92-538 % similar 3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester103057-44-938 % similar tert-Butyl (3R)-3-hydroxypyrrolidine-1-carboxylate109431-87-038 % similar