C111123313331323113313331333133313331323132333133313332112322331   >>    C11112331333132311331333133313331333132313233313331333211232233   <<    C111123313331323113313331333133313331323132333133313332112322333   >>      C111123313331323113313331333133313331323132333133313332112322332   >>