16760
Sipholenol A , a sipholane triterpene isolated from the Red Sea sponge Callyspongia siphonella , has the ability to reverse multidrug resistance in cancer cells that overexpress P - glycoprotein ( P - gp ) .
 Chemical: Sipholenol A; Chemical: sipholane triterpene
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Sipholenol A, sipholane triterpene 
Answer:
 Chemical: Sipholenol A; Chemical: sipholane triterpene