C313212111113331323312111133133313331333133312121111331333313232213111
>>
C31321211111333132331211113313331333133313331212111133133331323221311
<<
C313212111113331323312111133133313331333133312121111331333313232213113
>>
C313212111113331323312111133133313331333133312121111331333313232213112
>>