C1111133313331323223313331333133313311211111211331333133313233313113313233111
>>
C111113331333132322331333133313331331121111121133133313331323331311331323311
<<
C1111133313331323223313331333133313311211111211331333133313233313113313233113
>>
C1111133313331323223313331333133313311211111211331333133313233313113313233112
>>