for the following products
(2S,3R,4R,5R)-5-Methyltetrahydrofuran-2,3,4-triyl triacetate | 1,2,3-Triacetoxy-5-deoxy-D-ribose | 1,2,3-Triacetyl-5-deoxy-D-ribose | 5-Deoxy-1,2,3-tri-O-acetyl-beta-D-ribose and 1,2,3-tri-O-Acetyl-5-deoxy-beta-D-ribofuranose
