(3aR,5aS,9aR,9bS)-6,6,9a-Trimethyl-1,3a,4,5a,6,7,9a,9b-octahydro-3H-naphtho[1,2-c]furan-5-one

(3R,4S)-3-(2-Hydroxy-ethyl)-4-((1E,5E)-1,3,3-trimethyl-6-trimethylsilanyl-hexa-1,5-dienyl)-dihydro-furan-2-one

[(3R,4S)-2-Oxo-4-((1E,5E)-1,3,3-trimethyl-6-trimethylsilanyl-hexa-1,5-dienyl)-tetrahydro-furan-3-yl]-acetaldehyde