C222133313331333131123313231333133313331323212331333132322331211
>>
C22213331333133313112331323133313331333132321233133313232233121
<<
C222133313331333131123313231333133313331323212331333132322331213
>>
C222133313331333131123313231333133313331323212331333132322331212
>>