21022
Thus , the toxic dose of MJ33 was > 25 micro mol / kg , whereas the PLA2 inhibitory dose was approximately 0 . 02 micro mol / kg , indicating a high margin of safety .
 Chemical: MJ33
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: MJ33