22891
Four cytoprotective dibenzoylmethane ( DBM ) derivatives were investigated in more detail as they did not scavenge hydrogen peroxide nor did they inhibit PARylation .
 Chemical: dibenzoylmethane; Chemical: DBM; Chemical: hydrogen peroxide
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: dibenzoylmethane; Chemical: DBM; Chemical: hydrogen peroxide