C313212111113331323312111133133313331333133312121111332233233121
>>
C31321211111333132331211113313331333133313331212111133223323312
<<
C313212111113331323312111133133313331333133312121111332233233123
>>
C313212111113331323312111133133313331333133312121111332233233122
>>