G13113313231323133313331333133313113313331333132322331311222121221   >>    G1311331323132313331333133313331311331333133313232233131122212122   <<    G13113313231323133313331333133313113313331333132322331311222121223   >>      G13113313231323133313331333133313113313331333132322331311222121222   >>