(1R,3R)-3-((S)-5-Hydroxy-1,5-dimethyl-hexyl)-2,2,3-trimethyl-cyclopentanecarbaldehyde

(1R,3R)-3-((S)-5-Ethyl-5-hydroxy-1-methyl-heptyl)-2,2,3-trimethyl-cyclopentanecarbaldehyde

(1R,3R)-3-((S)-5-Hydroxy-1,5-dimethyl-hex-3-ynyl)-2,2,3-trimethyl-cyclopentanecarbaldehyde

(S)-6-((1R,3R)-3-Hydroxymethyl-1,2,2-trimethyl-cyclopentyl)-2-methyl-hept-3-yn-2-ol

(1R,3R)-3-((S)-5-Ethyl-5-hydroxy-1-methyl-hept-3-ynyl)-2,2,3-trimethyl-cyclopentanecarbaldehyde