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Ceramides are sphingolipids that modulate a variety of cellular responses including cell death , autophagy , insulin signaling , and inflammation .
 Chemical: Ceramides; Chemical: sphingolipids
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: Ceramides; Chemical: sphingolipids