1643
Autopsy evidence of herpesvirus infection was found in visceral organs of four leukemic patients who had received large doses of cytarabine (cytosine arabinoside; Ara-C) shortly before their death.
 adverse event: found 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 adverse event: found 