Stereoisomerism article 3 priority journal proton nuclear magnetic resonance unclassified drug 3 Carbohydrate Conformation 2 Carbohydrates 2 stereochemistry 2 1 (n tert butoxycarbonylamino) 1 deoxy 2,3,4,5 tetra o 6 o phenyloxycarbonyl dextro sorbitol 1 1 (n tert butoxycarbonylamino) 1 deoxy 2,3,4,5 tetra o methyl dextro sorbitol 1 1 amino 1 deoxy 2,3,4,5 tetra o methyl 6 o phenyloxycarbonyl dextro sorbitol hydrochloride 1 1 amino 1 deoxy 2,3,4,5 tetra o methyl dextro sorbitol 1 1 deoxy 1 (n methyl, n tritylamino) 2,3,4,5 tetra o methyl 6 o trityl dextro sorbitol 1 1 deoxy 2,3,4,5 tetra o methyl 6 o trityl 1 n tritylamino dextro sorbitol 1 1 deoxy 6 o trityl 1 n tritylamino dextro sorbitol 1 2 octyl 2 o acetyl 3 deoxy 4 s [methyl n (tert butoxycarbonyl)cysteinat 3 yl] 4 thio beta dextro threo beta dextro erythro pentapyranoside 1 2 octyl 3 deoxy 4 s [methyl n (tert butoxycarbonyl)cysteinat 3 yl] 4 thio beta dextro glyceropentopyranosid 2 ulose 1 2 octyl 3 deoxy 4 s ethyl 4 thio beta dextro glyceropentopyranosid 2 ulose 1 2 octyl 4 s benzyl 3 deoxy 4 thio beta dextro glyceropentopyranosid 2 ulose 1 2 octyl 4 s benzyl 3 deoxy 4 thio beta dextro threo pentopyranoside 1 2 octyl 4 s benzyl 3 deoxy 4 thio beta levo glyceropentopyranosid 2 ulose 1 2,2' diacetamido 4,4' di n acetyl 5' (1 deoxy 2,3,4 tri o acetyl dextro erythritol 1 yl) 5,5' bis(1,3,4 thiadiazoline) 1 3 deoxy 4 thiopentopyranosid 2 ulose 1 3 deoxy D erythro hexos 2 ulose 1,2 bis(thiosemicarbazone) 1 3 deoxy dextro erythro hexos 2 ulose 1,2 bis(thiosemicarbazone) 1 3-Deoxy-4-thiopentopyranosid-2-uloses 1 3-Deoxy-4-thiopentopyranosides 1 3-deoxy-D-erythro-hexos-2-ulose-1,2-bis(thiosemicarbazone) 1 Acetone 1 Acetylacetonates 1