C131121333133313233213331333133313331333133313331333133313123223211123221
>>
C13112133313331323321333133313331333133313331333133313331312322321112322
<<
C131121333133313233213331333133313331333133313331333133313123223211123223
>>
C131121333133313233213331333133313331333133313331333133313123223211123222
>>