C111123313331323113313331333133313331323133112113313232233132313331333133323121
>>
C11112331333132311331333133313331333132313311211331323223313231333133313332312
<<
C111123313331323113313331333133313331323133112113313232233132313331333133323123
>>
C111123313331323113313331333133313331323133112113313232233132313331333133323122
>>