21387
Upstream pathway blockade using the phosphatidylinositol 3 - kinase inhibitor LY294002 resulted in suppression of nicotine - induced phosphorylations and structural plasticity .
 Chemical: phosphatidylinositol; Chemical: LY294002; 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: phosphatidylinositol; Chemical: LY294002; Chemical: nicotine