1730
The interaction between piroxicam and poloxamer was studied by x - ray diffractometry ( XRD ) , infrared ( IR ) spectroscopy and differential thermal analysis ( DTA ) with a solid dispersion , coprecipitate , or physical mixture .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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