C111113331333132322331333133313331311331323133112111113232212131
>>
C11111333133313232233133313331333131133132313311211111323221213
<<
C111113331333132322331333133313331311331323133112111113232212133
>>
C111113331333132322331333133313331311331323133112111113232212132
>>