29696
The molecular organization in the three - ring mesogen is found to be partial bilayer smectic Ad type , and the interdigitation of the molecules in the neighboring layers is attributed to the presence of the polar terminal group .
 None
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:  
Answer:
 None