2082
Increased incidences of mucosa hyperplasia of the large intestine were observed in F344 / N rats , and increased incidences of goblet cell hyperplasia of the large intestine occurred in B6C3F1 mice .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None