C1111133313331323223313331333133313331333131133133313331312213121
>>
C111113331333132322331333133313331333133313113313331333131221312
<<
C1111133313331323223313331333133313331333131133133313331312213123
>>
C1111133313331323223313331333133313331333131133133313331312213122
>>