79652
Periplanar substituents are found within 30 ° of either 0 ° ( 330 ° -30 ° ) or 180 ° ( 150 ° -210 ° ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None