Parse this person name:

Isaac B. (Isaac Bertrand) Berthelot-Gauthier, 1717-1789
user
first_name: Isaac
last_name: Berthelot-Gauthier
middle_names:
- Bertrand
temporal:
- start: 1717
  end: 1789
  type: life_span
titles: []
extra_info: []
assistant