Synonyms: Cobinamide,Co-(carboxymethyl) deriv., dihydrogen phosphate (ester), inner salt, 3'-esterwith 5,6-dimethyl-1-a-D-ribofuranosyl-1H-benzimidazole; Cobinamide, Co-(carboxymethyl) deriv.,hydroxide, dihydrogen phosphate (ester), inner salt, 3'-ester with 5,6-dimethyl-1-a-D-ribofuranosylbenzimidazole(8CI); Cobinamide, phosphate, 3'-ester with 5,6-dimethyl-1-a-D-ribofuranosylbenzimidazole,Co-(carboxymethyl) deriv., inner salt (7CI); Carboxymethyl-vitamin B12;Cobalamin, Co-(carboxymethyl)-