12661
In addition , the DPPH scavenging capacity , the ferric ion reducing power ( FRAP ) and the ferrous ion chelating activity of mushroom methanolic extracts were assessed .
 Chemical: DPPH; Chemical: ferric; Chemical: ferrous
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: DPPH; Chemical: ferric; Chemical: ferrous