C222133313331333131123313231333133313331333132323213331312111111331333132213211
>>
C22213331333133313112331323133313331333133313232321333131211111133133313221321
<<
C222133313331333131123313231333133313331333132323213331312111111331333132213213
>>
C222133313331333131123313231333133313331333132323213331312111111331333132213212
>>