7001
Fenamiphos ( ethyl 4 - methylthio - m - tolyl isopropylphosphoramidate ) is a racemic organophosphorus nematicide widely used in agriculture around the world .
 Chemical: Fenamiphos; Chemical: ethyl 4 - methylthio - m - tolyl isopropylphosphoramidate; Chemical: organophosphorus
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
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Answer:
 Chemical: Fenamiphos; Chemical: ethyl 4 - methylthio - m - tolyl isopropylphosphoramidate; Chemical: organophosphorus