C313212111113331323312111133133313331333131212111112113311212111
>>
C31321211111333132331211113313331333133313121211111211331121211
<<
C313212111113331323312111133133313331333131212111112113311212113
>>
C313212111113331323312111133133313331333131212111112113311212112
>>