The molecule is a cobalt corrinoid obtained via amidation of the carboxy group at position c of cob(II)yrinic acid. It derives from a cob(II)yrinic acid. It is a conjugate acid of a cob(II)yrinate c monoamide(5-).
3-[(1R,2S,3S,5Z,7S,8S,10Z,13S,15Z,17R,18R,19R)-7-(2-amino-2-oxoethyl)-3,13,17-tris(2-carboxyethyl)-2,18-bis(carboxymethyl)-1,2,5,7,12,12,15,17-octamethyl-8,13,18,19-tetrahydro-3H-corrin-24-id-8-yl]propanoic acid;cobalt