9974
Safrole - 2 ' , 3 ' - oxide ( SFO ) is the major electrophilic metabolite of safrole ( 4 - allyl - 1 , 2 - methylenedioxybenzene ) , a natural plant constituent found in essential oils of numerous edible herbs and spices and in food containing these herbs , such as pesto sauce , cola beverages and bologna sausages .
 Chemical: Safrole - 2 ' , 3 ' - oxide; Chemical: SFO; Chemical: safrole; Chemical: 4 - allyl - 1 , 2 - methylenedioxybenzene
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: Safrole - 2 ' , 3 ' - oxide; Chemical: SFO; Chemical: safrole; Chemical: 4 - allyl - 1 , 2 - methylenedioxybenzene