C313212111113331323312111133133313331333133312121111113313111123231
>>
C31321211111333132331211113313331333133313331212111111331311112323
<<
C313212111113331323312111133133313331333133312121111113313111123233
>>
C313212111113331323312111133133313331333133312121111113313111123232
>>