C312322331333132212111133133313331323133313221211111231211111331123121121
>>
C31232233133313221211113313331333132313331322121111123121111133112312112
<<
C312322331333132212111133133313331323133313221211111231211111331123121123
>>
C312322331333132212111133133313331323133313221211111231211111331123121122
>>