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Using a functional cloning strategy , we here identified a CDP - ethanolamine : ceramide ethanolamine phosphotransferase as the enzyme responsible for CPE production in Drosophila .
 Chemical: CDP; Chemical: ethanolamine; Chemical: ceramide; Chemical: ethanolamine; Chemical: CPE
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: CDP; Chemical: ethanolamine; Chemical: ceramide; Chemical: ethanolamine; Chemical: CPE