4410
The physical and thermal properties of encapsulated gallic acid were determined by X - ray diffraction ( XRD ) and differential scanning calorimetry ( DSC ) ; and the interaction between gallic acid and zein was attested by attenuated total reflection - Fourier transform infrared ( ATR - FTIR ) .
 Chemical: gallic acid; Chemical: gallic acid
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: gallic acid; Chemical: gallic acid