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1,1-Dimethylethyl (2R)-2-(((2,5-dioxo-1-pyrrolidinyl)oxy)carbonyl)-1-pyrrolidinecarboxylate102185-34-239 % similar 1-O-tert-Butyl 2-O-(2,5-dioxopyrrolidin-1-yl) (2S)-pyrrolidine-1,2-dicarboxylate3392-10-739 % similar 1-[(tert-Butoxy)carbonyl]azetidine-2-carboxylic acid159749-28-739 % similar Boc-D-azetidine-2-carboxylic acid228857-58-739 % similar 1-Boc-L-azetidine-2-carboxylic acid51077-14-639 % similar Boc-val-ome58561-04-939 % similar N-Boc-cis-4-hydroxy-D-proline135042-12-538 % similar 1-(1,1-Dimethylethyl) (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate13726-69-738 % similar (2R,4S)-N-Alpha-T-butoxycarbonyl-4-hydroxypyrrolidine-2-carboxylic acid147266-92-038 % similar tert-Butyl (2S,4S)-2-cyano-4-fluoropyrrolidine-1-carboxylate426844-76-038 % similar (2S,4R)-1-Boc-2-cyano-4-hydroxypyrrolidine483366-12-738 % similar N-Boc-cis-4-hydroxy-L-proline87691-27-838 % similar N-Boc-(ethylamino)acetaldehyde315718-06-038 % similar 1-(1,1-Dimethylethyl) (2S,4S)-4-(methoxymethyl)-1,2-pyrrolidinedicarboxylate1378388-16-938 % similar (S)-1-N-Boc-2-(aminomethyl)pyrrolidine119020-01-838 % similar tert-Butyl 2-methylpiperazine-1-carboxylate120737-78-238 % similar 1,1-Dimethylethyl (2S)-2-methyl-1-piperazinecarboxylate169447-70-538 % similar (R)-1-N-Boc-2-methylpiperazine170033-47-338 % similar tert-Butyl 2-(hydroxymethyl)pyrrolidine-1-carboxylate170491-63-138 % similar (+-)-2-(Aminomethyl)-1-N-Boc-pyrrolidine177911-87-438 % similar