C111123313121111121111331333133313331333131233133313113313331123322321322331   >>    C11112331312111112111133133313331333133313123313331311331333112332232132233   <<    C111123313121111121111331333133313331333131233133313113313331123322321322333   >>      C111123313121111121111331333133313331333131233133313113313331123322321322332   >>