C132233133112121111331333133313331323132313233313113313123231322331   >>    C13223313311212111133133313331333132313231323331311331312323132233   <<    C132233133112121111331333133313331323132313233313113313123231322333   >>      C132233133112121111331333133313331323132313233313113313123231322332   >>