7zse 6zse7c 5zse7 4zse 3zse7c
i9re7c h9re7 g9re f9re7c e9re7
tire7 sire rire7c qire7 pire
4rqe 3rqe7c 2rqe7 1rqe 0rqe7c
f1pe7c e1pe7 d1pe c1pe7c b1pe7