11706
PURPOSE : To characterise further the previously observed cytochrome P450 3A4 ( CYP3A4 ) interaction of the dual orexin receptor antagonist almorexant .
 Chemical: almorexant
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: almorexant