methyl (3aR,7aR)-2,2-dimethyl-7-oxo-3a,6,7,7a-tetrahydrobenzo[d][1,3]dioxole-5-carboxylate

methyl 3,4-O-isopropylidene-5-oxoquinate

2,2-Dimethyl-propionic acid (3aR,5R,7R,7aS)-5,7-dihydroxy-2,2-dimethyl-hexahydro-benzo[1,3]dioxol-5-ylmethyl ester

2,2-Dimethyl-propionic acid (2R,3S,4S,5R,6R)-3,4,5-triacetoxy-6-[(1R,2R,3R,5S)-5-(2,2-dimethyl-propionyloxymethyl)-2,3,5-trihydroxy-cyclohexyloxy]-tetrahydro-pyran-2-ylmethyl ester

(2R,3R,4S,5S,6R)-2-(((1R,2R,3R,5S)-3,5-dihydroxy-5-((pivaloyloxy)methyl)-2-(((2S,3S,4R,5R,6S)-3,4,5-tris(benzyloxy)-6-methyltetrahydro-2H-pyran-2-yl)oxy)cyclohexyl)oxy)-6-((pivaloyloxy)methyl)tetrahydro-2H-pyran-3,4,5-triyl triacetate