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:
Multiple myeloma complicated by congestive heart failure following first administration of recombinant alpha-interferon.

Ex Output:
recombinant alpha-interferon


Ex Input:
A 64-year-old man presented with proteinuria during postoperative interferon (IFN)-beta therapy against malignant melanoma.

Ex Output:
interferon (IFN)-beta


Ex Input:
High-dose methotrexate-associated acute renal failure may be an avoidable complication.

Ex Output:

methotrexate