C312322331333132212111133133313331312111133132313113313231123312121
>>
C31232233133313221211113313331333131211113313231311331323112331212
<<
C312322331333132212111133133313331312111133132313113313231123312123
>>
C312322331333132212111133133313331312111133132313113313231123312122
>>