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.

Input: Consider Input: RESULTS: All cases developed corneal endothelial deposits after previous use of rifabutin.

Output: rifabutin


Input: Consider Input: CONCLUSION: The results suggest that olanzapine may be useful in treating patients with clozapine-induced granulocytopenia without the risk of recurrence of hematologic side effects.

Output: clozapine


Input: Consider Input: Optic neuropathy associated with penicillamine therapy in a patient with rheumatoid arthritis.


Output: penicillamine