In this task, you will be given sentences in which your task is to recognize the name of the drug or medicine. Drugs are substances that change a person's mental or physical state. They can affect how your brain works, how you feel and behave, your understanding, and your senses. Although there might be several correct answers, you need to write one of them.

Example Input: Quetiapine-induced myoclonus.
Example Output: Quetiapine

Example Input: CONCLUSION: A 26-year-old man with bipolar disorder developed hyperammonemia three weeks after initiating carbamazepine therapy.
Example Output: carbamazepine

Example Input: Neurologic degeneration associated with nitrous oxide anesthesia in patients with vitamin B12 deficiency.
Example Output:
nitrous oxide