131282-64-9 38218-77-8 65909-47-9 Cncb-b-carboxylic acid Cobinic acid-acdeg-pentamide, cyanide, dihydrogen phosphate (ester), inner salt, 3'-ester with 5,6-dimethyl-1-alpha-D-ribofuranosyl-1H-benzimidazole Cyanocobalamin-b-monocarboxylic acid