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: Acute nitrite toxicity results from industrial exposure, accidental ingestion (e.g., abuse of organic nitrites as an aphrodisiac, especially in the male homosexual population), and suicidal ingestion.

Output: nitrite


Input: Consider Input: Tenofovir-associated nephrotoxicity in two HIV-infected adolescent males.

Output: Tenofovir


Input: Consider Input: We report a case of fulminant hepatic failure associated with didanosine and masquerading as a surgical abdomen and compare the clinical, biologic, histologic, and ultrastructural findings with reports described previously.


Output: didanosine