10755
These compounds , containing the combination of catechol moiety and divalent sulfur functions , were tested for the pro - apoptotic and anti - proliferative activities on both parental HL60 and multi - drug resistant HL60R cells .
 Chemical: catechol; Chemical: sulfur
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: catechol; Chemical: sulfur