C313212111133131211331333133313331333133313231333133313311211111111112121
>>
C31321211113313121133133313331333133313331323133313331331121111111111212
<<
C313212111133131211331333133313331333133313231333133313311211111111112123
>>
C313212111133131211331333133313331333133313231333133313311211111111112122
>>