C313212111133131211331333133313331331121111331333133313331333131322121221   >>    C31321211113313121133133313331333133112111133133313331333133313132212122   <<    C313212111133131211331333133313331331121111331333133313331333131322121223   >>      C313212111133131211331333133313331331121111331333133313331333131322121222   >>