C11111211113313112113313331333133313331312111133132212113311211
>>
C1111121111331311211331333133313331333131211113313221211331121
<<
C11111211113313112113313331333133313331312111133132212113311213
>>
C11111211113313112113313331333133313331312111133132212113311212
>>