C222133313331333131123313231333133313331323212331323133313233221
>>
C22213331333133313112331323133313331333132321233132313331323322
<<
C222133313331333131123313231333133313331323212331323133313233223
>>
C222133313331333131123313231333133313331323212331323133313233222
>>