11065
Moreover , a disulfide bond between neighboring Cys - 226 and Cys - 227 was detected .
 Chemical: disulfide; Chemical: Cys; Chemical: Cys
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: disulfide; Chemical: Cys; Chemical: Cys