(4R,9aS)-9a-Methyl-4-phenylhexahydropyrido[2,1-c][1,4]oxazin-1-one

dimethyl (S)-2-methylpyrrolidine-1,2-dicarboxylate

(3R,8aS)-3-(tert-butyl)-2,8a-dimethylhexahydroimidazo[1,5-a]pyridin-1(5H)-one

(4R)-4-Phenylhexahydropyrido(2,1-c)(1,4)oxazin-1-one

(3R,5R)-3-(4-iodobutyl)-2-oxo-5-phenyl-morpholine-4-carboxylic acid tert-butyl ester