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The 0 . 25 per cent CHP cream was closest to AgSD in pain tolerance ; however , none of the treatments differed statistically from AgSD or from each other .
 Chemical: CHP; Chemical: AgSD; Disease: pain; Chemical: AgSD
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: CHP; Chemical: AgSD; Disease: pain; Chemical: AgSD