Which literary work is NOT by Oscar Wilde?

Jude the Obscure is a novel written by Thomas Hardy, making it the correct choice for the literary work that is not by Oscar Wilde. This novel, published in 1895, explores complex themes of love, marriage, and social criticism and is often regarded as one of Hardy's most significant works.

In contrast, The Picture of Dorian Gray and The Importance of Being Earnest are two of Wilde's most famous works, showcasing his wit and exploration of aestheticism and social mores. Additionally, De Profundis is a long letter written by Wilde during his imprisonment, reflecting on his life and relationships. Each of these works demonstrates Wilde's unique style and thematic concerns, distinguishing them from Hardy's distinctive narrative voice and subject matter.