Why not go not for obscure but also unusual sonatas from women composers of the classical period? Here are a few (you can listen to excerpts and see sample scores here:
https://www.hildegard.com/ )
Maria Teresa Agenesi- Pinottini (1720 – 1795) – Sonata in G.
Marianna D’Áuembrugg (1768 - ?) – Sonata for pianoforte (this is a real gem).
Elisabeth Billington (1765 - 1818) Sonata op. 2 no. 6
Anna Bon (1740 - ?) Six sonatas for keyboard.
Sophia Dussek (1775 - 1847) Sonata for pianoforte. (Sophie was the Italian wife of Jan Ladislav Dussek, in case you are wondering).
Marianna von Martines (1744 – 1812) – She was a pupil of Haydn - 3 sonatas (E, A and G).
Juliane Benda Reichardt (1752 – 1783) – Klavier sonata