C312322331333132212111133133313331323133313221211111211111323212321
>>
C31232233133313221211113313331333132313331322121111121111132321232
<<
C312322331333132212111133133313331323133313221211111211111323212323
>>
C312322331333132212111133133313331323133313221211111211111323212322
>>