10359
We found that the enzymatic activity of PvdQ is fully maintained during spray - freeze drying using mannitol , trehalose or inulin as excipient .
 Chemical: mannitol; Chemical: trehalose
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: mannitol; Chemical: trehalose