G131133132313231333133313331333131133133313232233132313232121311   >>    G13113313231323133313331333133313113313331323223313231323212131   <<    G131133132313231333133313331333131133133313232233132313232121313   >>      G131133132313231333133313331333131133133313232233132313232121312   >>