25401
Polycyclic aromatic hydrocarbons ( PAH ) and phenolic substances in meat products smoked with different types of wood and smoking spices .
 Chemical: Polycyclic aromatic hydrocarbons; Chemical: PAH; Chemical: phenolic
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: Polycyclic aromatic hydrocarbons; Chemical: PAH; Chemical: phenolic