20601
The soman - labeled tyrosines in these proteins are surrounded by different amino acid sequences , suggesting that the polyclonal recognizes soman - tyrosine independent of the amino acid sequence .
 Chemical: soman; Chemical: tyrosines; Chemical: amino acid; Chemical: soman; Chemical: tyrosine; Chemical: amino acid
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: soman; Chemical: tyrosines; Chemical: amino acid; Chemical: soman; Chemical: tyrosine; Chemical: amino acid