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:
Development of Crohn's disease in a patient with multiple sclerosis treated with copaxone.

Ex Output:
copaxone


Ex Input:
We assume that rIFN-gamma induced the de novo development of SLE in our patient.

Ex Output:
rIFN-gamma


Ex Input:
Tuberculous uveitis after treatment with etanercept.

Ex Output:

etanercept