8396
RESULTS : In an animal study with ( 129 ) I - labeled EPO in Han - Wistar rats , an increase of ( 129 ) I - EPO is observed after dose administration .
 Chemical: ( 129 ) I; Chemical: ( 129 ) I
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: ( 129 ) I; Chemical: ( 129 ) I