input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A 62-year-old Caucasian male presents to the emergency room with severe substernal chest pain, diaphoresis, and nausea. Imaging reveals transmural myocardial infarction in the posterior 1/3 of the ventricular septum. Which of this patient's coronary arteries is most likely occluded?   (A) Left circumflex   (B) Diagonal perforators   (C) Septal perforators   (D) Right main
output: ['(D) Right main <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Left circumflex  (B) Diagonal perforators  (C) Septal perforators  (D) Right main <> possible answers', "  A 62-year-old Caucasian male presents to the emergency room with severe substernal chest pain, diaphoresis, and nausea. Imaging reveals transmural myocardial infarction in the posterior 1/3 of the ventricular septum. Which of this patient's coronary arteries is most likely occluded? <> context"]