22393
TBHQ - imprinted core - shell nanoparticles ( TICSNs ) were fabricated using silica nanoparticles as core material .
 Chemical: TBHQ; Chemical: silica
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: TBHQ; Chemical: silica