C131121333133313233213331333133313331333131133133313231323132121
>>
C13112133313331323321333133313331333133313113313331323132313212
<<
C131121333133313233213331333133313331333131133133313231323132123
>>
C131121333133313233213331333133313331333131133133313231323132122
>>