Showing structure for {[(2s,3s,4r,5s)-3,4-dihydroxy-5-(6-hydroxy-2-imino-3h-purin-9-yl)oxolan-2-yl]methoxy(hydroxy)phosphoryl}oxy([(2s,3s,4r,5s,6s)-3,4,5-trihydroxy-6-methyloxan-2-yl]oxy)phosphinic acid