12251
BChE was inhibited with Sp - and Rp - tabun thiocholine nerve agent model compounds to make adducts identical to those of tabun with known stereochemistry .
 Chemical: Sp - and Rp - tabun thiocholine; Chemical: tabun
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: Sp - and Rp - tabun thiocholine; Chemical: tabun