C313212111113331323312111133133313331333131212111113113313113131
>>
C31321211111333132331211113313331333133313121211111311331311313
<<
C313212111113331323312111133133313331333131212111113113313113133
>>
C313212111113331323312111133133313331333131212111113113313113132
>>