4861
In addition , cumulative doses of APS3 ( up to 60 mg / kg ) inhibited rat nerve - evoked skeletal muscle contraction in vivo , with a median inhibitory dose ( ID ( 50 ) ) of 37 . 25mg / kg .
 Chemical: APS3
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: APS3