2-甲基-1,3-噻唑-4-甲醛

2,2-Dimethyl-3-oxopentanal

(5S)-5-hydroxy-4,4-dimethyloct-7en-3-one

(5S)-5-(tert-butyl-dimethyl-silanyloxy)-4,4-dimethyloct-7en-3-one

(3S)-3-(tert-butyl-dimethyl-silanyloxy)-4,4-dimethyl-5-oxo-heptanal