User blog comment:ArtismScrub/Hierarchical Cardinal Notation (HCN)/@comment-80.98.179.160-20180227124011/@comment-80.98.179.160-20180228193357

True: why Veblen the OCF? Plus, HCN is hydrogen cyanide and written as this, because Hydrogen singly-binds to a Carbon, which triply-binds to a nitrogen.