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Leukotriene D4 induces cognitive impairment through enhancement of CysLT 1 R - mediated amyloid - beta generation in mice .
 Chemical: Leukotriene D4
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: Leukotriene D4