Synonyms: Cobinamide,cyanide hydroxide, dihydrogen phosphate (ester), inner salt, 3'-ester with2-methyl-7-a-D-ribofuranosylhypoxanthine(8CI); Cobinamide, cyanide phosphate, 3'-ester with 2-methyl-7-a-D-ribofuranosylhypoxanthine,inner salt (7CI); Cobinamide, cyanide, dihydrogen phosphate (ester), innersalt, 3'-ester with 1,7-dihydro-2-methyl-7-a-D-ribofuranosyl-6H-purin-6-one; Factor H (6CI);Cyano-2-methylhypoxanthinylcobamide; Factor H (vitamin B12 analog);Hypoxanthine, 2-methyl-7-a-D-ribofuranosyl-, vitamin B12 analog