C22213331333133313112331323133313331333131311331311221123131211
>>
C2221333133313331311233132313331333133313131133131122112313121
<<
C22213331333133313112331323133313331333131311331311221123131213
>>
C22213331333133313112331323133313331333131311331311221123131212
>>