24451
Abuse of the stimulant designer drug methylone ( methylenedioxymethcathinone ) has been documented in most parts of the world .
 methylone, methylenedioxymethcathinone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 methylone, methylenedioxymethcathinone