C3123223313331322121111331333133313331333121211113311211331333131113221   >>    C312322331333132212111133133313331333133312121111331121133133313111322   <<    C3123223313331322121111331333133313331333121211113311211331333131113223   >>      C3123223313331322121111331333133313331333121211113311211331333131113222   >>