Carbaminohemoglobin (or Carbaminohemoglobin, also known as carbhaemoglobin and carbohaemoglobin) is a compound of haemoglobin and carbon dioxide and is one of the forms in which carbon dioxide exists in the blood.
Carboxyhemoglobin(COHb) is a stable complex of carbon monoxide and hemoglobin that forms in red blood cells upon contact with carbon monoxide (CO).