3091
Forty male Wistar rats ( 5weeks old ) weighing 110 - 120g were randomly allocated and orally exposed to 0 , 64 . 18 , 128 . 36 and 256 . 72mg / kg body weight ( BW ) AlCl ( 3 ) in drinking water for 120days .
 Chemical: AlCl ( 3 )
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: AlCl ( 3 )