G13113313231323133313331333133313113313331333132333132321121221   >>    G1311331323132313331333133313331311331333133313233313232112122   <<    G13113313231323133313331333133313113313331333132333132321121223   >>      G13113313231323133313331333133313113313331333132333132321121222   >>