C111123313331323113313331333133313331323133113313331323132332213121
>>
C11112331333132311331333133313331333132313311331333132313233221312
<<
C111123313331323113313331333133313331323133113313331323132332213123
>>
C111123313331323113313331333133313331323133113313331323132332213122
>>