C31232233133313221211113313331333133313331212111133131121132231   >>    C3123223313331322121111331333133313331333121211113313112113223   <<    C31232233133313221211113313331333133313331212111133131121132233   >>      C31232233133313221211113313331333133313331212111133131121132232   >>