C312322331333132212111133133313331312111133132313331323221333132212121
>>
C31232233133313221211113313331333131211113313231333132322133313221212
<<
C312322331333132212111133133313331312111133132313331323221333132212123
>>
C312322331333132212111133133313331312111133132313331323221333132212122
>>