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:
Ovarian endometrioid adenocarcinoma arising from an endometriotic cyst in a postmenopausal woman under tamoxifen therapy for breast cancer: a case report.

Ex Output:
tamoxifen


Ex Input:
Primary CNS lymphoma complicating treatment of myasthenia gravis with mycophenolate mofetil.

Ex Output:
mycophenolate mofetil


Ex Input:
It has been suggested that PPE caused by cytarabine does not recur with subsequent cytarabine re-challenge.

Ex Output:

cytarabine