This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Drug Abuse, Subject name: Forensic Medicine
[{'content': 'Ecstasy is? \nSelect and explain. \nA. MDMA, B. MDHA, C. EDHA, D. MDAM', 'role': 'user'}, {'content': "Answer: A \nExplanation: Heroine : Smack, Junk, Brown Sugar, Tar Heroine + cocaine: Speed Ball Amphetamine: Superman's Drug, Speed Crystal MDMA: Ecstasy, Rave Drug, Club Drug, Hug drug MDMA + marijuana:Love boat LSD: Battery Acid, Golden Dragon, Heavenly Blue, Hippie Ketamine; Super K, Purple Drug Morphine: Miss Emma, God's Machine", 'role': 'assistant'}]