3086
Suppressive effect of accumulated aluminum trichloride on the hepatic microsomal cytochrome P450 enzyme system in rats .
 Chemical: aluminum trichloride
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: aluminum trichloride 
Answer:
 Chemical: aluminum trichloride