17654
Developing the potential ophthalmic applications of pilocarpine entrapped into polyvinylpyrrolidone - poly ( acrylic acid ) nanogel dispersions prepared by gamma radiation .
 Chemical: pilocarpine; Chemical: polyvinylpyrrolidone; Chemical: poly ( acrylic acid )
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: pilocarpine; Chemical: polyvinylpyrrolidone; Chemical: poly ( acrylic acid )