C313212111113331323312111133133313331333133312121111331313223321
>>
C31321211111333132331211113313331333133313331212111133131322332
<<
C313212111113331323312111133133313331333133312121111331313223323
>>
C313212111113331323312111133133313331333133312121111331313223322
>>