C13223313311212111133133313331312111111331311331323132313223313233231   >>    C1322331331121211113313331333131211111133131133132313231322331323323   <<    C13223313311212111133133313331312111111331311331323132313223313233233   >>      C13223313311212111133133313331312111111331311331323132313223313233232   >>