8427
The measurement conditions for the radioactivity for low BG LSC were investigated and metabolite profiling in rat plasma after single oral administration of ( 14 ) C - labeled compounds was performed .
 Chemical: ( 14 ) C
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: ( 14 ) C