10757
Different from 3 , 4 - DHPEA , all thio derivatives of hydroxytyrosol induced apoptosis by a mechanism not involving the release of H ( 2 ) O ( 2 ) in the culture medium .
 Chemical: 3 , 4 - DHPEA; Chemical: hydroxytyrosol; Chemical: H ( 2 ) O ( 2 )
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: 3 , 4 - DHPEA; Chemical: hydroxytyrosol; Chemical: H ( 2 ) O ( 2 )