C1111133313331323223313331333133313311211111211331323221333132321111
>>
C111113331333132322331333133313331331121111121133132322133313232111
<<
C1111133313331323223313331333133313311211111211331323221333132321113
>>
C1111133313331323223313331333133313311211111211331323221333132321112
>>