10754
Thio derivatives of hydroxytyrosol containing thiol , thioacetate and disulfide functionalities were synthesized from natural hydroxytyrosol ( 3 , 4 - DHPEA ) via 3 , 4 - dihydroxyphenethyl halides .
 Chemical: hydroxytyrosol; Chemical: thiol; Chemical: thioacetate; Chemical: disulfide; Chemical: hydroxytyrosol; Chemical: 3 , 4 - DHPEA; Chemical: 3 , 4 - dihydroxyphenethyl halides
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: hydroxytyrosol; Chemical: thiol; Chemical: thioacetate; Chemical: disulfide; Chemical: hydroxytyrosol; Chemical: 3 , 4 - DHPEA; Chemical: 3 , 4 - dihydroxyphenethyl halides