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It contains a complex mixture of terpenoids , hydrocarbons , phenolic compounds , acid derivatives and ketones .
 Chemical: terpenoids; Chemical: hydrocarbons; Chemical: phenolic; Chemical: ketones
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: terpenoids; Chemical: hydrocarbons; Chemical: phenolic; Chemical: ketones