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': 'The new agent pemetrexed, useful in breast cancer, belongs to which of the following category of drugs- \nSelect and explain. \nA. Antitumor antibiotic, B. Alkylating agent, C. Hormonal agent, D. Antimetab olite', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Antimetabolite o It is an antifolate antimetabolite", 'role': 'assistant'}]