17659
Pilocarpine was loaded into the nanogel particles through electrostatic interactions where the AAc - rich nanogels exhibited the highest loading efficiency .
 Chemical: Pilocarpine; Chemical: AAc
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: AAc