G131133132313231333133313331333131133133313232233132313231232321211   >>    G13113313231323133313331333133313113313331323223313231323123232121   <<    G131133132313231333133313331333131133133313232233132313231232321213   >>      G131133132313231333133313331333131133133313232233132313231232321212   >>