28089
Detailed structure - activity relationships of the C3 - phenyl moiety that allow for the optimization of antiviral potency of a series of 1 , 5 - dihydrobenzo [ b ] [ 1 , 4 ] diazepine - 2 , 4 - dione inhibitors of HIV capsid ( CA ) assembly are described .
 phenyl, 1 , 5 - dihydrobenzo [ b ] [ 1 , 4 ] diazepine - 2 , 4 - dione
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 phenyl, 1 , 5 - dihydrobenzo [ b ] [ 1 , 4 ] diazepine - 2 , 4 - dione