16768
The two analogues with the highest antimigratory activities , sipholenol A 4 beta - 4 - chlorobenzoate and 19 , 20 - anhydrosipholenol A 4 beta - 4 - chlorobenzoate esters , also exhibited the most potent inhibition of PTK6 phosphorylation inhibition .
 Chemical: sipholenol A 4 beta - 4 - chlorobenzoate; Chemical: 19 , 20 - anhydrosipholenol A 4 beta - 4 - chlorobenzoate; Chemical: esters
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 4 beta - 4 - chlorobenzoate, 19 , 20 - anhydrosipholenol A 4 beta - 4 - chlorobenzoate, esters 
Answer:
 Chemical: sipholenol A 4 beta - 4 - chlorobenzoate; Chemical: 19 , 20 - anhydrosipholenol A 4 beta - 4 - chlorobenzoate; Chemical: esters