C22213331333133313112331323133313331333133313221333133313132233132233131121131
>>
C2221333133313331311233132313331333133313331322133313331313223313223313112113
<<
C22213331333133313112331323133313331333133313221333133313132233132233131121133
>>
C22213331333133313112331323133313331333133313221333133313132233132233131121132
>>