29974
In several countries , nicotine replacement products are licensed for relief of withdrawal symptoms during temporary abstinence , but again , there are no data supporting this from naturalistic settings .
 Chemical: nicotine
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