14264
Poly ( dimethylsiloxane ) ( PDMS ) materials have been extensively shown to function as excellent fouling - release ( FR ) coatings in the marine environment .
 Chemical: Poly ( dimethylsiloxane ); Chemical: PDMS
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: Poly ( dimethylsiloxane ); Chemical: PDMS