21215
Methods : Pellets were formulated to contain either 20 % or 40 % Avicel CL611 and lactose monohydrate as the other sole ingredient .
 Chemical: lactose monohydrate
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: lactose monohydrate 
Answer:
 Chemical: lactose monohydrate