C313212111133131211331333133313331333133313231323133313331333133313221323131121
>>
C31321211113313121133133313331333133313331323132313331333133313331322132313112
<<
C313212111133131211331333133313331333133313231323133313331333133313221323131123
>>
C313212111133131211331333133313331333133313231323133313331333133313221323131122
>>