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:
Bisphosphonate-related osteonecrosis of the skull base.

Ex Output:
Bisphosphonate


Ex Input:
We suggest that objective evaluation of retinal function with electrophysiological methods should be performed in patients with visual disturbance during treatment with rifabutin.

Ex Output:
rifabutin


Ex Input:
The first patient was a 61-year-old man with a 30-year history of fistulizing CD in whom B-cell non-Hodgkin's lymphoma was diagnosed 9 months after treatment with infliximab.

Ex Output:

infliximab