24539
Recently , Chinese researchers have discovered that two anthraquinones isolated from a water extract of H . diffusa Willd showed apoptosis - inducing effects against cancer cells .
 Chemical: anthraquinones
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: anthraquinones