C111123313331323113313331333133313231333132313223313231311211131
>>
C11112331333132311331333133313331323133313231322331323131121113
<<
C111123313331323113313331333133313231333132313223313231311211133
>>
C111123313331323113313331333133313231333132313223313231311211132
>>