16925
Alkamides and Echinacea extracts might be useful in potentiating some chemotherapeutics , which are substrates for the P - glycoprotein transporter .
 Chemical: Alkamides
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: Alkamides 
Answer:
 Chemical: Alkamides