20596
Soman forms a stable , covalent bond with tyrosine 411 of human albumin , with tyrosines 257 and 593 in human transferrin , and with tyrosine in many other proteins .
 Chemical: Soman; Chemical: tyrosine; Chemical: tyrosines; Chemical: tyrosine
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: tyrosine; Chemical: tyrosines; Chemical: tyrosine