C111123313121111121111331333132313331323133313331322333121133133313331311213311   >>    C11112331312111112111133133313231333132313331333132233312113313331333131121331   <<    C111123313121111121111331333132313331323133313331322333121133133313331311213313   >>      C111123313121111121111331333132313331323133313331322333121133133313331311213312   >>