C313212111113331323312111133133313331333131212111112111113213111
>>
C31321211111333132331211113313331333133313121211111211111321311
<<
C313212111113331323312111133133313331333131212111112111113213113
>>
C313212111113331323312111133133313331333131212111112111113213112
>>