G33131111222133313223313133313231133132333132311331323132212131   >>    G3313111122213331322331313331323113313233313231133132313221213   <<    G33131111222133313223313133313231133132333132311331323132212133   >>      G33131111222133313223313133313231133132333132311331323132212132   >>