Six-carbon pyranose sugars in which the OXYGEN is replaced by a NITROGEN atom.

Synonyms: 0, 1 N Imino Sugars, 5 Imino Pyranoses, 1,5 Imino Sugars, Imino Pyranoses, Pyranoses, Imino, 1-N-Imino Sugars, Sugars, 1,5-Imino, Piperidinediols, 5-Imino-Pyranoses, 1,5-Imino Sugars, Sugars, 1-N-Imino