9377
In this article , we explore a new domain of application of HR - MAS , namely , reconstructed human epidermis ( RHE ) and the in situ observation of chemical interactions between skin sensitizers and nucleophilic amino acids .
 Chemical: amino acids
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: amino acids 
Answer:
 Chemical: amino acids