5-formamidoimidazole-4-carboximide ribotide

5-for·mam·i·do·im·id·a·zole-4-car·box·im·ide ri·bo·tide

(fōr-mam'i-dō-im-id'a-zōl kar-boks'i-mīd rī'bō-tīd),
An intermediate in purine biosynthesis.