(3aR,6R,6aR)-6-((tert-butyldimethylsilyloxy)methyl)-2,2-dimethyl-tetrahydrofuro[3,4-d][1,3]dioxol-4-ol

(3aR,6S,6aS)-6-methoxy-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one

(3aR,6S,6aR)-2,2-dimethyl-6-((2-phenylpropan-2-yl)oxy)dihydro-3aH-cyclopenta[d][1,3]dioxol-4(5H)-one

(3aR,6S,6aS)-6-((tert-butyldimethylsilyl)oxy)-2,2-dimethyldihydro-3aH-cyclopenta[d][1,3]dioxol-4(5H)-one

(4R,5R)-2,2-dimethyl-5-vinyl-[1,3]dioxolane-4-carbaldehyde