C313212111113331323312111133133313331333131212111113311232212111
>>
C31321211111333132331211113313331333133313121211111331123221211
<<
C313212111113331323312111133133313331333131212111113311232212113
>>
C313212111113331323312111133133313331333131212111113311232212112
>>