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1-Boc-3-piperidone98977-36-7100 % similar 3-Oxopyrrolidine-1-carboxylic acid tert-butyl ester101385-93-781 % similar N-Boc-hexahydro-1H-azepin-4-one188975-88-476 % similar 3-Oxo-azetidine-1-carboxylic acid tert-butyl ester398489-26-469 % similar N-Boc-3-methylene-piperidine276872-89-068 % similar 1,1-Dimethylethyl 1-pyrrolidinecarboxylate86953-79-966 % similar tert-Butyl 4-oxopiperidine-1-carboxylate79099-07-365 % similar 1,1-Dimethylethyl 1-piperidinecarboxylate75844-69-864 % similar tert-Butyl 3-methylidenepyrrolidine-1-carboxylate114214-71-058 % similar 1,1-Dimethylethyl 9-oxo-3-azaspiro[5.5]undecane-3-carboxylate873924-08-456 % similar 1-Boc-4-methylenepiperidine159635-49-154 % similar tert-Butyl 1,4-diazepane-1-carboxylate112275-50-054 % similar tert-Butyl 7-oxo-2-azaspiro[3.5]nonane-2-carboxylate1363381-22-954 % similar tert-Butyl 2-oxo-7-azaspiro[3.5]nonane-7-carboxylate203661-69-254 % similar tert-Butyl 6-oxo-2-azaspiro(3.3)heptane-2-carboxylate1181816-12-553 % similar 1,1-Dimethylethyl 2-oxo-1-pyrrolidinecarboxylate85909-08-653 % similar 1-Boc-3-oxopiperazine76003-29-753 % similar N-Boc-diethanolamine103898-11-951 % similar N-Boc-N,N-bis(2-chloroethyl)amine118753-70-151 % similar 1-Boc-4-methylpiperazine53788-49-151 % similar