C22213331333133313112331323133313331333133313232321333131133133311222121
>>
C2221333133313331311233132313331333133313331323232133313113313331122212
<<
C22213331333133313112331323133313331333133313232321333131133133311222123
>>
C22213331333133313112331323133313331333133313232321333131133133311222122
>>