C111123313121111121111331333133313331333133313331333133313223313133313331121   >>    C11112331312111112111133133313331333133313331333133313331322331313331333112   <<    C111123313121111121111331333133313331333133313331333133313223313133313331123   >>      C111123313121111121111331333133313331333133313331333133313223313133313331122   >>