C313212111113331323312111133133313331333131212111111331333131122112321311
>>
C31321211111333132331211113313331333133313121211111133133313112211232131
<<
C313212111113331323312111133133313331333131212111111331333131122112321313
>>
C313212111113331323312111133133313331333131212111111331333131122112321312
>>