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1,1-Dimethylethyl (2R)-2-(((2,5-dioxo-1-pyrrolidinyl)oxy)carbonyl)-1-pyrrolidinecarboxylate102185-34-249 % similar 1-O-tert-Butyl 2-O-(2,5-dioxopyrrolidin-1-yl) (2S)-pyrrolidine-1,2-dicarboxylate3392-10-749 % similar Azetidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester255882-72-549 % similar 1-(1,1-Dimethylethyl) (2S,4S)-4-(methoxymethyl)-1,2-pyrrolidinedicarboxylate1378388-16-948 % similar N-Boc-9-azabicyclo[3.3.1]nonan-3-one512822-27-448 % similar N-Boc-(2R,3R,4S)-dolaproine120205-50-747 % similar tert-Butyl N-methyl-N-(piperidin-3-yl)carbamate172478-01-247 % similar tert-Butyl methyl((3R)-piperidin-3-yl)carbamate309962-67-247 % similar 1,1-Dimethylethyl (2R)-2-ethyl-1-piperazinecarboxylate393781-70-947 % similar 1-[(tert-Butoxy)carbonyl]azetidine-2-carboxylic acid159749-28-747 % similar Boc-D-azetidine-2-carboxylic acid228857-58-747 % similar 1-Boc-L-azetidine-2-carboxylic acid51077-14-647 % similar 1,1-Dimethylethyl 1-pyrrolidinecarboxylate86953-79-946 % similar Methyl N-boc-piperidine-3-carboxylate148763-41-146 % similar tert-Butyl 2-(hydroxymethyl)piperazine-1-carboxylate205434-75-946 % similar (1S,4S)-2-Boc-2,5-diazabicyclo[2.2.1]heptane113451-59-546 % similar tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate hydrochloride134003-84-246 % similar (R)-1-Boc-3-hydroxypiperidine143900-43-046 % similar (S)-1-Boc-3-hydroxypiperidine143900-44-146 % similar 1-Boc-3-aminopiperidine144243-24-346 % similar