C13112133313331323321333133313331333133313331333133313331323132321233131
>>
C1311213331333132332133313331333133313331333133313331333132313232123313
<<
C13112133313331323321333133313331333133313331333133313331323132321233133
>>
C13112133313331323321333133313331333133313331333133313331323132321233132
>>