C111123313121111121111331333133313331333131233133313311231211111121322321322331   >>    C11112331312111112111133133313331333133313123313331331123121111112132232132233   <<    C111123313121111121111331333133313331333131233133313311231211111121322321322333   >>      C111123313121111121111331333133313331333131233133313311231211111121322321322332   >>