14097
The most potent compound 6b , having the greatest resemblance to CA - 4 and isoCA - 4 displayed antiproliferative activity at nanomolar concentrations against various cancer cell lines and inhibited tubulin assembly at a micromolar range .
 Chemical: CA - 4; Chemical: isoCA - 4
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: CA - 4; Chemical: isoCA - 4