C213211331333131212111133133313231333131131211113313331323131133132323321
>>
C21321133133313121211113313331323133313113121111331333132313113313232332
<<
C213211331333131212111133133313231333131131211113313331323131133132323323
>>
C213211331333131212111133133313231333131131211113313331323131133132323322
>>