4-n-butyl-3,4-dihydro-4,6-di-p-tolylpyrimidin-2(1H)-one

1-Hydroxy-2-methyl-1-phenyl-3-heptanone

1-ethoxy-3-methyl-buta-1,2-diene

(2S,3R)-4-(n-butyl)-3-(tert-butyldimethylsiloxy)-2-methoxycarbonyl-2,5-dimethyl-4-cyclopenten-1-one