C313212111113331323312111133133313331333133313331333133313331323221211111212111
>>
C31321211111333132331211113313331333133313331333133313331333132322121111121211
<<
C313212111113331323312111133133313331333133313331333133313331323221211111212113
>>
C313212111113331323312111133133313331333133313331333133313331323221211111212112
>>