C1111133313331323223313331333133313311211111211331333132112321311
>>
C111113331333132322331333133313331331121111121133133313211232131
<<
C1111133313331323223313331333133313311211111211331333132112321313
>>
C1111133313331323223313331333133313311211111211331333132112321312
>>