18304
KYNA - evoked neuroprotection disappeared in the presence of thiorphan , an inhibitor of NEP activity .
 Chemical: KYNA; Chemical: thiorphan
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: KYNA, thiorphan 
Answer:
 Chemical: KYNA; Chemical: thiorphan