8854
The effect of converting ammonium into guanidine moieties , compared to other factors such as molecular weight or hydrophobicity , on the antibacterial activity is investigated for homo - and copolymers of 2 - aminoethylmethacrylate in solution or coatings .
 Chemical: ammonium; Chemical: guanidine; Chemical: 2 - aminoethylmethacrylate
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: ammonium; Chemical: guanidine; Chemical: 2 - aminoethylmethacrylate