[(2S,3R,4S,5S)-5-(6-aminopurin-9-yl)-3,4-dihydroxy-tetrahydrofuran-2-yl]methyl-[(1R,2R,3S,4Z,7S,9Z,12S,13S,14Z,17S,18S,19R)-2,13,18-tris(2-amino-2-oxo-ethyl)-7,12,17-tris(3-amino-3-oxo-propyl)-3-[3-[[(2R)-2-[[(2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)tetrahydrofuran-3-yl]oxy-oxido-phosphoryl]oxypropyl]amino]-3-oxo-propyl]-3,5,8,8,13,15,18,19-octamethyl-2,7,12,17-tetrahydro-1H-corrin-21-yl]cobalt(1+)