Synonyms: Cobinamide,cyanide hydroxide, dihydrogen phosphate (ester), inner salt, 3''-ester with2-[(1-a-D-ribofuranosyl-5-benzimidazolyl)oxy]ethanol(8CI); Cobinamide, cyanide phosphate, 3''-ester with 2-[(1-a-D-ribofuranosyl-5-benzimidazolyl)oxy]ethanol,inner salt (7CI); Cobinamide, cyanide, dihydrogen phosphate (ester), innersalt, 3''-ester with 2-[(1-a-D-ribofuranosyl-1H-benzimidazol-5-yl)oxy]ethanol; Factor VI (6CI);Cyano-5-(2-hydroxyethoxy)benzimidazolylcobamide; Factor VI (vitamin B12 analog)