input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In 3 mix paste; discoloration occurs due to presence of:   (A) Ciprofloxacin   (B) Minocycline   (C) Metronidazole   (D) Tetracycline
output: ['(B) Minocycline <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Ciprofloxacin  (B) Minocycline  (C) Metronidazole  (D) Tetracycline <> possible answers', '  In 3 mix paste; discoloration occurs due to presence of: <> context']