This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cytotoxic Anticancer Drugs, Subject name: Pharmacology
[{'content': 'All of the following anticancer drugs are cell cycle non-specific except? \nSelect and explain. \nA. Cisplatin, B. Vincristine, C. Mitomycin-C, D. Cyclophosphamide', 'role': 'user'}, {'content': 'Answer: B \nExplanation: CELL CYCLE NON-SPECIFIC DRUGS 1. Alkylating agents Melphalan Cyclophosphamide Nitrosourea 2. Platinum compounds Cisplatin Carboplatin Oxaliplatin 3. Anthracyclines Doxorubicin Daunorubicin Epirubicin Mitoxantrone 4. Antitumor antibiotics Dactinomycin Mitomycin-C', 'role': 'assistant'}]