C222133313331333131123313231333133313331333132332111133132322331311331211
>>
C22213331333133313112331323133313331333133313233211113313232233131133121
<<
C222133313331333131123313231333133313331333132332111133132322331311331213
>>
C222133313331333131123313231333133313331333132332111133132322331311331212
>>