17984
The ABTS radical scavenging activity of the dorsamin - A ' s was comparable with or stronger than that of Trolox .
 ABTS, dorsamin - A, Trolox
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 ABTS, dorsamin - A, Trolox