C312322331333132212111133133313331323133313221211111211111312113123231
>>
C31232233133313221211113313331333132313331322121111121111131211312323
<<
C312322331333132212111133133313331323133313221211111211111312113123233
>>
C312322331333132212111133133313331323133313221211111211111312113123232
>>