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.

Ex Input:
The diagnosis was supported by the temporal course of renal deterioration during exposure to cefuroxime and improvement on its discontinuation; the pattern repeated with rechallenge.

Ex Output:
cefuroxime


Ex Input:
Stupor and fast activity on electroencephalography in a child treated with valproate.

Ex Output:
valproate


Ex Input:
Two patients with rheumatoid arthritis developed evidence of hepatotoxicity while receiving D-penicillamine.

Ex Output:

D-penicillamine