Parse this person name:

Marcelle Georges Alfred Isaac R. Chauvin, Duhamelboeuf, flourished 1417-1454
user
first_name: Marcelle
last_name: Chauvin
middle_names:
- Georges
- Alfred
- Isaac
- R.
temporal:
- start: 1417
  end: 1454
  type: flourished
titles: []
extra_info:
- Duhamelboeuf
assistant