C111123313331323113313331333133313331323133112113313123231311211
>>
C11112331333132311331333133313331333132313311211331312323131121
<<
C111123313331323113313331333133313331323133112113313123231311213
>>
C111123313331323113313331333133313331323133112113313123231311212
>>