19624
Drosophila lacks SM and instead synthesizes the SM analogue ceramide phosphoethanolamine ( CPE ) as the principal membrane sphingolipid .
 Chemical: ceramide phosphoethanolamine; Chemical: CPE; Chemical: sphingolipid
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: ceramide phosphoethanolamine; Chemical: CPE; Chemical: sphingolipid