C313212111113331323312111133133313331333133312121111331313311131
>>
C31321211111333132331211113313331333133313331212111133131331113
<<
C313212111113331323312111133133313331333133312121111331313311133
>>
C313212111113331323312111133133313331333133312121111331313311132
>>