1705
Three amino acid residues in the active site preferentially interact with the sulfur atom in the thiazole of PT .
 Chemical: amino acid; Chemical: sulfur; Chemical: thiazole
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: amino acid, sulfur, thiazole 
Answer:
 Chemical: amino acid; Chemical: sulfur; Chemical: thiazole