2,6-anhydro-3,4,5,7-tetra-O-benzyl-1-O-(trimethylacetyl)-D-glycero-D-gulo-heptitol

(5S,7R,8R,9S,10R)-8,9,10-tribenzyloxy-7-(benzyloxymethyl)-6-oxa-2-thia-1,3-diazaspiro[4.5]decane-2,2-dioxide

(5S,7R,8R,9S,10R)-8,9,10-tri(benzyloxy)-7-(benzyloxymethyl)-1-(tert-butyloxy)-3-(4-methoxyphenyl)-6-oxa-2-thia-1,3-diazaspiro[4.5]decane-2,2-dioxide

(5S,7R,8R,9S,10R)-8,9,10-tribenzyloxy-7-(benzyloxymethyl)-N-(4-methoxyphenyl)-6-oxa-2-thia-1,3-diazaspiro[4.5]decane-2,2-dioxide

(5S,7R,8S,9S,10R)-8,9,10-trihydroxy-7-(hydroxymethyl)-N-(4-methoxyphenyl)-6-oxa-2-thia-1,3-diazaspiro[4.5]decane-2,2-dioxide