(2R,3R,4S,5S,6R)-2-[(R)-4-((S)-3-Hydroxy-but-1-ynyl)-3,5,5-trimethyl-cyclohex-3-enyloxy]-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol

(2R,3R,4S,5S,6R)-2-[(R)-4-((R)-3-Hydroxy-but-1-ynyl)-3,5,5-trimethyl-cyclohex-3-enyloxy]-6-hydroxymethyl-tetrahydro-pyran-3,4,5-triol

4-[(4R)-4-acetyloxy-2,6,6-trimethylcyclohex-1-enyl]but-3-yn-2-one

(R)-4-[(R)-4-(tert-Butyl-dimethyl-silanyloxy)-2,6,6-trimethyl-cyclohex-1-enyl]-but-3-yn-2-ol

b,b-Carotene-3,3'-diol, 7,7',8,8'-tetradehydro-, (3R,3'R,cis)-