This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'All are endogenous catecholamines except : \nSelect and explain. \nA. Epinephrine, B. Norepinephrine, C. Dopamine, D. Dobutamine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Dobutamine ] Catecholamines are compound containing catechol nucleus and a side chain containing amine group.', 'role': 'assistant'}]