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The aim of this study was to compare the effects of epothilone A ( Epo A ) and epothilone B ( Epo B ) on ovarian cancer cell line SKOV - 3 with those of paclitaxel ( PTX ) , a classic taxane .
 Chemical: epothilone A; Chemical: Epo A; Chemical: epothilone B; Chemical: Epo B; Chemical: paclitaxel; Chemical: PTX; Chemical: taxane
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: epothilone A; Chemical: Epo A; Chemical: epothilone B; Chemical: Epo B; Chemical: paclitaxel; Chemical: PTX; Chemical: taxane