14222
The absolute bioavailabilities of PPT and PPD were estimated as 3 . 69 % and 48 . 12 % , respectively .
 Chemical: PPT; Chemical: PPD
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: PPT; Chemical: PPD