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Oxygenated monoterpenes were the main compounds with 51 . 6 % followed by sesquiterpene hydrocarbons ( 13 . 3 % ) , monoterpene hydrocarbons ( 9 . 9 % ) and other compounds ( 8 . 3 % ) .
 Chemical: monoterpenes; Chemical: sesquiterpene hydrocarbons; Chemical: monoterpene hydrocarbons
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: monoterpenes; Chemical: sesquiterpene hydrocarbons; Chemical: monoterpene hydrocarbons