1-(1,1-Dimethylethyl) 2-methyl (2S)-4,4-difluoro-1,2-pyrrolidinedicarboxylate203866-17-5100 % similar 1-(1,1-Dimethylethyl) (2S)-4,4-difluoro-1,2-pyrrolidinedicarboxylate203866-15-367 % similar 1-tert-Butyl 2-methyl (2S)-4-oxopyrrolidine-1,2-dicarboxylate102195-80-259 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-16-458 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4R)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-18-658 % similar (2R,4R)-4-Hydroxy-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester114676-69-655 % similar 1-tert-Butyl 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate121148-00-355 % similar 1-(1,1-Dimethylethyl) 2-methyl 1,2-piperazinedicarboxylate129799-15-155 % similar (2S,4R)-4-Hydroxypyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester74844-91-055 % similar 1-tert-Butyl 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate hydrochloride334999-32-552 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-cyano-1,2-pyrrolidinedicarboxylate487048-28-252 % similar 3-tert-Butyl 4-methyl (4S)-2,2-dimethyl-1,3-oxazolidine-3,4-dicarboxylate108149-60-651 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S)-5-oxo-1,2-pyrrolidinedicarboxylate108963-96-851 % similar N-Boc-3,4-dehydro-L-proline methyl ester74844-93-251 % similar (R)-Methyl-3-(tert-butoxycarbonyl)-2,2-dimethyl-4-oxazolidinecarboxylate95715-86-951 % similar 1-tert-Butyl 3-methyl azetidine-1,3-dicarboxylate610791-05-450 % similar 1,1-Dimethylethyl 3,3-difluoro-1-azetidinecarboxylate1255666-59-149 % similar 1-(1,1-Dimethylethyl) 4-methyl 1,4-piperidinedicarboxylate124443-68-148 % similar 1-(1,1-Dimethylethyl) (2S)-4,4-dimethyl-1,2-pyrrolidinedicarboxylate1001353-87-246 % similar 1-tert-Butyl 3-methyl pyrrolidine-1,3-dicarboxylate122684-33-746 % similar