1 S13 (3s,5r,7r,8s,9s,10r)-7-(hydroxymethyl)-3-(4-methylphenyl)-1,6-dioxa-2-azaspiro[4.5]decane-8,9,10-triol 1.000 2 M08 (5r,7r,8s,9s,10r)-7-(hydroxymethyl)-3-phenyl-1,6-dioxa-2-azaspiro[4.5]dec-2-ene-8,9,10-triol 0.955 3 M07 (5r,7r,8s,9s,10r)-7-(hydroxymethyl)-3-(4-methoxyphenyl)-1,6-dioxa-2-azaspiro[4.5]dec-2-ene-8,9,10-triol 0.875 4 M09 (3s,5r,7r,8s,9s,10r)-7-(hydroxymethyl)-3-(4-nitrophenyl)-1,6-dioxa-2-azaspiro[4.5]decane-8,9,10-triol 0.840 5 S06 (3s,5r,7r,8s,9s,10r)-7-(hydroxymethyl)-3-(2-naphthyl)-1,6-dioxa-2-azaspiro[4.5]decane-8,9,10-triol 0.808