4767
In carp and trout , neither level of HEA elevated J ( urea ) but urea production was increased as evidenced by a considerable elevation of plasma urea .
 Chemical: urea; Chemical: urea; Chemical: urea
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: urea; Chemical: urea; Chemical: urea