C1111133313331323223313331333133313331333232233133112111133232213121
>>
C111113331333132322331333133313331333133323223313311211113323221312
<<
C1111133313331323223313331333133313331333232233133112111133232213123
>>
C1111133313331323223313331333133313331333232233133112111133232213122
>>