C22213331333133313112331323133313331333131311331333133311211332212321
>>
C2221333133313331311233132313331333133313131133133313331121133221232
<<
C22213331333133313112331323133313331333131311331333133311211332212323
>>
C22213331333133313112331323133313331333131311331333133311211332212322
>>