28381
15 - deoxy - delta12 , 14 - prostaglandin J2 ( 15d - PGJ2 ) is an endogenous anti - inflammatory lipid derived from PGD2 .
 Chemical: 15 - deoxy - delta12 , 14 - prostaglandin J2; Chemical: 15d - PGJ2; Chemical: PGD2
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: 15 - deoxy - delta12 , 14 - prostaglandin J2; Chemical: 15d - PGJ2; Chemical: PGD2