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1-tert-Butyl 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate121148-00-336 % similar 1-tert-Butyl 3-methyl piperazine-1,3-dicarboxylate129799-08-236 % similar 1-tert-Butyl 2-methyl (2R,4S)-4-hydroxypyrrolidine-1,2-dicarboxylate135042-17-036 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-16-436 % similar (2S,4R)-1-tert-Butyl 2-methyl 4-fluoropyrrolidine-1,2-dicarboxylate203866-18-636 % similar 1-tert-Butyl 2-methyl (2R,4S)-4-aminopyrrolidine-1,2-dicarboxylate254881-77-136 % similar 1-(1,1-Dimethylethyl) 3-methyl (3S)-1,3-piperazinedicarboxylate314741-39-436 % similar 1-(1,1-Dimethylethyl) 3-methyl (3R)-1,3-piperazinedicarboxylate438631-77-736 % similar (2S,4R)-4-Hydroxypyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester74844-91-036 % similar 1-tert-Butyl 2-methyl 4-oxopiperidine-1,2-dicarboxylate81357-18-836 % similar (2S,4R)-tert-Butyl 2-(hydroxymethyl)-4-(methylsulfonyloxy)pyrrolidine-1-carboxylate148017-07-636 % similar tert-Butyl 3-bromoazetidine-1-carboxylate1064194-10-036 % similar 1-N-Boc-3-hydroxyazetidine141699-55-036 % similar 1-Boc-4-methylenepiperidine159635-49-136 % similar (3R,4S)-tert-Butyl 3,4-dihydroxypyrrolidine-1-carboxylate186393-22-636 % similar 1-Boc-3-(amino)azetidine193269-78-236 % similar tert-Butyl 3-iodoazetidine-1-carboxylate254454-54-136 % similar tert-Butyl (2-bromoethyl)(methyl)carbamate263410-12-436 % similar (S)-3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester101469-92-536 % similar 3-Hydroxypyrrolidine-1-carboxylic acid tert-butyl ester103057-44-936 % similar