29790
One additional peptide with amino acids introduced in random order was studied to highlight the contribution of the beta - sheet secondary structure to any interactions with paraoxon .
 Chemical: amino acids; Chemical: paraoxon
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: amino acids; Chemical: paraoxon