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:
Corneal endothelial deposits associated with rifabutin use.

Ex Output:
rifabutin


Ex Input:
Ischaemic colitis in a patient taking meloxicam.

Ex Output:
meloxicam


Ex Input:
Clinical and morphological features of gold neuropathy.

Ex Output:

gold