20131
Nicotine - , tobacco particulate matter - and methamphetamine - produced locomotor sensitisation in rats .
 Chemical: Nicotine; Chemical: methamphetamine
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: Nicotine; Chemical: methamphetamine