C111123313331323113313331333133313331323132333132322331311131121
>>
C11112331333132311331333133313331333132313233313232233131113112
<<
C111123313331323113313331333133313331323132333132322331311131123
>>
C111123313331323113313331333133313331323132333132322331311131122
>>