C131121333133313233213331333133313331333133313331333133313121111133313111311
>>
C13112133313331323321333133313331333133313331333133313331312111113331311131
<<
C131121333133313233213331333133313331333133313331333133313121111133313111313
>>
C131121333133313233213331333133313331333133313331333133313121111133313111312
>>