G13113313231323133313331333133313113313331333132322331322321221   >>    G1311331323132313331333133313331311331333133313232233132232122   <<    G13113313231323133313331333133313113313331333132322331322321223   >>      G13113313231323133313331333133313113313331333132322331322321222   >>