G131133132313231333133313331333131133133313331323223313123221221   >>    G13113313231323133313331333133313113313331333132322331312322122   <<    G131133132313231333133313331333131133133313331323223313123221223   >>      G131133132313231333133313331333131133133313331323223313123221222   >>