C22213331333133313112331323133313331333133313331333133313331311331323223332211
>>
C2221333133313331311233132313331333133313331333133313331333131133132322333221
<<
C22213331333133313112331323133313331333133313331333133313331311331323223332213
>>
C22213331333133313112331323133313331333133313331333133313331311331323223332212
>>