C312322331333132212111133133313331323133313221211111211111131123221
>>
C31232233133313221211113313331333132313331322121111121111113112322
<<
C312322331333132212111133133313331323133313221211111211111131123223
>>
C312322331333132212111133133313331323133313221211111211111131123222
>>