Parse this person name:

Birgitt C. (Birgitt Conny) Freudenberger, 1924-1981
user
first_name: Birgitt
last_name: Freudenberger
middle_names:
- Conny
temporal:
- start: 1924
  end: 1981
  type: life_span
titles: []
extra_info: []
assistant