C1111133313331323223313331333133313311211111211331333131133133323221131
>>
C111113331333132322331333133313331331121111121133133313113313332322113
<<
C1111133313331323223313331333133313311211111211331333131133133323221133
>>
C1111133313331323223313331333133313311211111211331333131133133323221132
>>