Parse this person name:

Marlen Johann'Junken (1721-1790, flourished 1749-1774)
user
first_name: Marlen
last_name: Johann'Junken
middle_names: []
temporal:
- start: 1721
  end: 1790
  type: life_span
- start: 1749
  end: 1774
  type: flourished
titles: []
extra_info: []
assistant