C111123313331323113313331323133313331311331311331333133313232132132331   >>    C11112331333132311331333132313331333131133131133133313331323213213233   <<    C111123313331323113313331323133313331311331311331333133313232132132333   >>      C111123313331323113313331323133313331311331311331333133313232132132332   >>