C313212111113331323312111133133313331333131212111133132112312111
>>
C31321211111333132331211113313331333133313121211113313211231211
<<
C313212111113331323312111133133313331333131212111133132112312113
>>
C313212111113331323312111133133313331333131212111133132112312112
>>