7475
Amino acid - based zwitterionic poly ( serine methacrylate ) as an antifouling material .
 Chemical: Amino acid; Chemical: zwitterionic poly ( serine methacrylate )
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: Amino acid; Chemical: zwitterionic poly ( serine methacrylate )