C111123313331323113313331333133313331323132311233133313121121311
>>
C11112331333132311331333133313331333132313231123313331312112131
<<
C111123313331323113313331333133313331323132311233133313121121313
>>
C111123313331323113313331333133313331323132311233133313121121312
>>