12762
Abstract Objective : To design and evaluate a novel pressure sensitive adhesive ( PSA ) patch containing traditional Chinese medicine ( TCM ) using styrene - isoprene - styrene ( SIS ) copolymer .
 Chemical: styrene - isoprene - styrene; Chemical: SIS
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: styrene - isoprene - styrene; Chemical: SIS