(S)-tert-Butyl 2-(6-methyl-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidin-2-yl)piperidine-1-carboxylate 1g

(S)-tert-Butyl 2-(6-methyl-5-oxo-4,5-dihydropyrazolo[1,5-a]pyrimidin-2-yl)piperidine-1-carboxylate 1g