13608
Several hydroxylated PBDEs ( OH - PBDEs ) were detected in serum samples from the two fish species , but no methoxylated PBDEs were found .
 Chemical: hydroxylated PBDEs; Chemical: OH - PBDEs; Chemical: PBDEs
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: hydroxylated PBDEs; Chemical: OH - PBDEs; Chemical: PBDEs