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4-Azaspiro[2.4]heptane hydrochloride

3-(4-Methyl-1-piperazinyl)-5-isoxazolecarboxylic acid

3-(1-Piperidinyl)-5-isoxazolecarboxylic acid

Imidazo[1,5-a]pyrazine-1-carboxylic acid ethyl ester

Tert-butyl 4-(hydroxyamino)piperidine-1-carboxylate

4-Bromo-1,6-dihydro-7h-pyrrolo[2,3-c]pyridin-7-one

Spiro[2.5]octane-5-carboxylic acid

Tert-butyl hexahydro-5-oxopyrrolo[3,2-b]pyrrole-1(2h)-carboxylate

Benzyl hexahydro-5-oxopyrrolo[3,2-b]pyrrole-1(2h)-carboxylate

Tert-butyl 3-(2-formylethyl)-3-nitropyrrolidine-1-carboxylate