C313212111133131211331333133313331333112113121111331321123132211
>>
C31321211113313121133133313331333133311211312111133132112313221
<<
C313212111133131211331333133313331333112113121111331321123132213
>>
C313212111133131211331333133313331333112113121111331321123132212
>>