14344
In comparison , the cystodytin iminoquinone alkaloids showed lower affinity for DNA , but were typically just as active as styelsamine analogues at inhibiting proliferation of tumor cells in vitro .
 Chemical: cystodytin iminoquinone alkaloids; Chemical: styelsamine
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: cystodytin iminoquinone alkaloids; Chemical: styelsamine