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.

Input: Consider Input: A patient that received methadone for cancer-associated pain developed myoclonus as a side effect.

Output: methadone


Input: Consider Input: Life-threatening hyperkalemia induced by arginine.

Output: arginine


Input: Consider Input: Nail-changes induced by penicillamine.


Output: penicillamine