C313212111113331323312111133133313331333133313331333133313331323211133111
>>
C31321211111333132331211113313331333133313331333133313331333132321113311
<<
C313212111113331323312111133133313331333133313331333133313331323211133113
>>
C313212111113331323312111133133313331333133313331333133313331323211133112
>>