¿What's the name of this Classic Song ? (ANIME)

[plumita]

Hello,for those who see anime i have a question.....What's the name of this piano song in anime Jigoku Shoujo Futakomori (2nd season) chapter 11(the episode about the cat),in the last moments of the episode sounds a song in Piano,i've heard that it's a classic song,but if it's not sorry :C for post this here xD

you can see the episode here

https://ipv6.animeflv.net/ver/hell-girl-2-11.html

[liszt1022]

It's the second movement to Mozart's Sonata in C major, K.545