Parse this person name:

Durand-Dumas, Théophile V. (Théophile Valentine), 1770-1818
user
first_name: Théophile
last_name: Durand-Dumas
middle_names:
- Valentine
temporal:
- start: 1770
  end: 1818
  type: life_span
titles: []
extra_info: []
assistant