10311
Evaluation using a cleavable fluorescent compound , which was synthesized in the present study to quantify a small amount ( pmol / cm ( 2 ) ) of amino groups on a solid surface , revealed that the protection of amino groups affected their surface segregation in the copolymer coating .
 Chemical: amino; Chemical: amino
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; Chemical: amino