Parse this person name:

Nicolas Grenier (1307-1355, flourished 1322-1347)
user
first_name: Nicolas
last_name: Grenier
middle_names: []
temporal:
- start: 1307
  end: 1355
  type: life_span
- start: 1322
  end: 1347
  type: flourished
titles: []
extra_info: []
assistant