C313212111113331323312111133133313331333133312121111112113311321
>>
C31321211111333132331211113313331333133313331212111111211331132
<<
C313212111113331323312111133133313331333133312121111112113311323
>>
C313212111113331323312111133133313331333133312121111112113311322
>>