C1111133313331323223313331333133313311211111211331333133313133231123221
>>
C111113331333132322331333133313331331121111121133133313331313323112322
<<
C1111133313331323223313331333133313311211111211331333133313133231123223
>>
C1111133313331323223313331333133313311211111211331333133313133231123222
>>