(3R)-3-((tert-butyldimethylsilyl)oxy)-4,4-dimethyl-1-oxacyclopentan-2-ol

(3S)-3-tert-butyldimethylsilyloxy-2,2-dimethylpent-4-en-1-ol

(3S)-5-tert-butyldimethylsilyloxy-4,4-dimethylhept-6-en-3-ol

(2R,4aR,6S,8aS)-6-methoxy-7-methyl-2-phenyl-4,4a,6,8a-tetrahydropyrano[3,2-d][1,3]dioxine