[(3aR,5S,6aR)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-dihydro-furo[2,3-d][1,3]dioxol-(6Z)-ylidene]-acetic acid ethyl ester

[(3aR,5S,6aR)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-dihydro-furo[2,3-d][1,3]dioxol-(6E)-ylidene]-acetic acid ethyl ester

1,2:5,6-di-O-isopropylidene-β-D-arabino-hexofuranos-3-ulose

2-[(3aR,5S,6aR)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-dihydro-furo[2,3-d][1,3]dioxol-(6Z)-ylidene]-ethanol

2-[(3aR,5S,6aR)-5-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-dihydro-furo[2,3-d][1,3]dioxol-(6E)-ylidene]-ethanol