C1111121111331311211331333133313331333131232212111133133313223332332321   >>    C111112111133131121133133313331333133313123221211113313331322333233232   <<    C1111121111331311211331333133313331333131232212111133133313223332332323   >>      C1111121111331311211331333133313331333131232212111133133313223332332322   >>