C1111133313331323223313331333133313331333232233133112111133132333211
>>
C111113331333132322331333133313331333133323223313311211113313233321
<<
C1111133313331323223313331333133313331333232233133112111133132333213
>>
C1111133313331323223313331333133313331333232233133112111133132333212
>>