C313212111113331323312111133133313331333133313331333133313331311331331121112111
>>
C31321211111333132331211113313331333133313331333133313331333131133133112111211
<<
C313212111113331323312111133133313331333133313331333133313331311331331121112113
>>
C313212111113331323312111133133313331333133313331333133313331311331331121112112
>>