In this task, you will be given sentences in which your task is to recognize the name of the organ of the body. An organ is a collection of tissues that structurally form a functional unit specialized to perform a particular function. Although there might be several correct answers, you need to write one of them.

Ex Input:
 Involvement of de novo ceramide synthesis in radiocontrast - induced renal tubular cell injury .

Ex Output:
renal


Ex Input:
 Iliac crest biopsy samples were taken and bone histomorphometry carried out .

Ex Output:
bone


Ex Input:
 Cardiac abnormalities such as calcific myocardial deposits or mitral and aortic valvular calcifications do not correlate with laboratory findings and clinical presentation at the time of diagnosis .

Ex Output:
Cardiac