10392
In particular , the use of a 50 mu m thick methacrylic matrix containing 8 % ( S ) - PR and 15 % NMP can allow to develop a patch non - irritating to the skin , in order to ensure a constant permeation flux of PR over 48 h .
 Chemical: methacrylic; Chemical: ( S ) - PR; Chemical: NMP
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: methacrylic; Chemical: ( S ) - PR; Chemical: NMP