G131133132313231333133313331333131133133313232233131133132231221   >>    G13113313231323133313331333133313113313331323223313113313223122   <<    G131133132313231333133313331333131133133313232233131133132231223   >>      G131133132313231333133313331333131133133313232233131133132231222   >>