Cyanocobalamin EP Impurity B

Chemical Name: Coα-[α-(5,6-dimethylbenzimidazolyl)]-Coβ-cyanocobamic a,b,c,d,g-pentaamide (as per EP)

Smile: N#[C-][Co+3]123([N]4=CN([C@@H](O[C@H](CO)[C@H]5O[P]6([O-])=O)[C@H]5O)C7=C4C=C(C)C(C)=C7)[N]8=C9[C@@H](CCC(N)=O)[C@@](CC(N)=O)(C)[C@]8(C)[C@]([C@H](CC(N)=O)[C@]%10(CCC(NC[C@@H](C)O6)=O)C)([H])[N-]1C%10=C(C)C([C@@H](CCC(O)=O)C%11(C)C)=[N]2C%11=CC%12=[N]3C([C@](CC(N)=O)(C)[C@@H]%12CCC(N)=O)=C9C