The molecule is the conjugate acid of coformycin arising from protonation of the imine nitrogen. It is a conjugate acid of a coformycin.
(2R,3S,4R,5R)-2-(hydroxymethyl)-5-[(8R)-8-hydroxy-1,4,7,8-tetrahydroimidazo[4,5-d][1,3]diazepin-3-ium-3-yl]oxolane-3,4-diol