In your opinion, what unpopular classical piano music is simple and pleasant to listen to?

Beethoven: Moonlight, Enthusiasm, Storm, Pastoral, Poor Dawn, which is a famous sonata. And to Alice, Op. 49 bis (in G major), Scottish dance music. . . Tchaikovsky: Four Seasons (Fireplace in January, Carnival in February, Lark Song in March, Snow Grass in April, White Night in May, Boat Song in June, Judge Song in July, Harvest in August, Hunting Song in September, Autumn Song in October, Chopin: Funeral March in E Major, Parting,No. 12, Revolution in C Minor in November.