This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Autacoids, Subject name: Pharmacology
[{'content': 'True statements about TXA2 are all except: \nSelect and explain. \nA. It is formed in platelets, B. It is formed from PGG2/H2, C. It is prothrombotic, D. It is having platelet anti-aggregatory activity', 'role': 'user'}, {'content': 'Answer: D \nExplanation: ESSENTIALS OF MEDICAL PHARMACOLOGY;7TH EDITION;KD TRIPATHI;PAGE NO 192', 'role': 'assistant'}]