19860
Redox - and pH - Responsive Cysteamine - Modified Poly ( aspartic acid ) Showing a Reversible Sol - Gel Transition .
 Chemical: Cysteamine; Chemical: Poly ( aspartic 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: Cysteamine; Chemical: Poly ( aspartic acid )