C111123313331323113313331323133313331311331311331323331312312131
>>
C11112331333132311331333132313331333131133131133132333131231213
<<
C111123313331323113313331323133313331311331311331323331312312133
>>
C111123313331323113313331323133313331311331311331323331312312132
>>