29654
Results showed that PPF supported similar cell metabolic activities of hMSC , L929 , MC3T3 , and cMSC compared to the noncytotoxic control , high - density polyethylene ( HDPE ) and were statistically different than those cultured with the cytotoxic control , a polyurethane film containing 0 . 1 % zinc diethyldithiocarbamate ( ZCF ) .
 Chemical: PPF; Chemical: polyethylene; Chemical: polyurethane; Chemical: zinc diethyldithiocarbamate; Chemical: ZCF
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: PPF; Chemical: polyethylene; Chemical: polyurethane; Chemical: zinc diethyldithiocarbamate; Chemical: ZCF