120645
Founding members , Robert Havemann , a chemist and Georg Groscurth , a doctor , met each other at the beginning of the 1930s .
 Havemann, Georg Groscurth
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Havemann, Georg Groscurth