C313212111133131211331333133313331333112113121111331322121111121133112131
>>
C31321211113313121133133313331333133311211312111133132212111112113311213
<<
C313212111133131211331333133313331333112113121111331322121111121133112133
>>
C313212111133131211331333133313331333112113121111331322121111121133112132
>>