Parse this person name:

Sienna Mol (1738-1790, flourished 1761-1785)
user
first_name: Sienna
last_name: Mol
middle_names: []
temporal:
- start: 1738
  end: 1790
  type: life_span
- start: 1761
  end: 1785
  type: flourished
titles: []
extra_info: []
assistant