C3123121111113313121111331333133313311211113313331323133313133322131
>>
C312312111111331312111133133313331331121111331333132313331313332213
<<
C3123121111113313121111331333133313311211113313331323133313133322133
>>
C3123121111113313121111331333133313311211113313331323133313133322132
>>