C313212111113331323312111133133313331333133312121111133312133121
>>
C31321211111333132331211113313331333133313331212111113331213312
<<
C313212111113331323312111133133313331333133312121111133312133123
>>
C313212111113331323312111133133313331333133312121111133312133122
>>