C1111133313331323223313331333133313311211111211331333131133133313232312321
>>
C111113331333132322331333133313331331121111121133133313113313331323231232
<<
C1111133313331323223313331333133313311211111211331333131133133313232312323
>>
C1111133313331323223313331333133313311211111211331333131133133313232312322
>>