(R)-2-(tert-butyl)-3-((S)-2-methylbutanoyl)-2,3-dihydropyrimidin-4(1H)-one

(+)-(S)-2-(1-methylpropyl)-6-vinylpyridine

碘乙烷

(S)-1-<2-(1-Hydroxy-1-methylethyl)pyrrolidin-1-yl>propan-1-on