C312322331333132212111133133313331333133312121111123133313232223221
>>
C31232233133313221211113313331333133313331212111112313331323222322
<<
C312322331333132212111133133313331333133312121111123133313232223223
>>
C312322331333132212111133133313331333133312121111123133313232223222
>>