15264
Moreover , they revealed good gastrointestinal safety profile and are well tolerated by experimental animals with high safety margin ( ALD50 > 0 . 3 g / kg ) .
 None
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:  
Answer:
 None