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tert-Butyl 3-methylidenepyrrolidine-1-carboxylate114214-71-043 % similar tert-Butyl 7-oxo-2-azaspiro[3.5]nonane-2-carboxylate1363381-22-943 % similar N-Boc-hexahydro-1H-azepin-4-one188975-88-443 % similar 4-(2-Amino-ethyl)-piperazine-1-carboxylic acid tert-butyl ester192130-34-043 % similar 4-Thiocarbamoyl-piperazine-1-carboxylic acid tert-butyl ester196811-66-243 % similar tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-243 % similar 1-Boc-4-(hydroxymethyl)-4-methyl-piperidine236406-21-643 % similar 2-(tert-Butoxycarbonyl)-2,7-diazaspiro[3.5]nonane236406-55-643 % similar tert-Butyl 4-(2-hydroxyethyl)piperazine-1-carboxylate77279-24-443 % similar tert-Butyl 2,7-diazaspiro[3.5]nonane-7-carboxylate896464-16-743 % similar 1-Boc-3-piperidone98977-36-743 % similar 4-[(tert-Butoxy)carbonyl]piperazine-2-carboxylic acid128019-59-043 % similar 1-(1,1-Dimethylethyl) 3-ethyl 1,3-pyrrolidinedicarboxylate170844-49-243 % similar (S)-4-N-Boc-piperazine-2-carboxylic acid848482-93-943 % similar 1,1-Dimethylethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-piperidinecarboxylate1048970-17-742 % similar tert-Butyl 4-(3-hydroxypropyl)tetrahydro-1(2H)-pyridinecarboxylate156185-63-642 % similar [1-(tert-Butoxycarbonyl)piperidin-4-yl]acetic acid157688-46-542 % similar Tetrt-butyl5-methyl-1,4-diazepane-1-carboxylate194032-42-342 % similar tert-Butyl 4-carbamothioylpiperidine-1-carboxylate214834-18-142 % similar tert-Butyl 4-(2-Bromoacetyl)piperidine-1-carboxylate301221-79-442 % similar