C11111211113313112113313331333133313221333133313113313331322331333211231
>>
C1111121111331311211331333133313331322133313331311331333132233133321123
<<
C11111211113313112113313331333133313221333133313113313331322331333211233
>>
C11111211113313112113313331333133313221333133313113313331322331333211232
>>