15554
In the iliac artery , exposure to 100 mu M arsenite for 30min potentiated EDHF - type relaxations evoked by both CPA and ACh .
 Chemical: arsenite; Chemical: CPA; Chemical: ACh
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: arsenite, CPA, ACh 
Answer:
 Chemical: arsenite; Chemical: CPA; Chemical: ACh