G131133132313231333133313331333131133133313331323223313232211312121   >>    G13113313231323133313331333133313113313331333132322331323221131212   <<    G131133132313231333133313331333131133133313331323223313232211312123   >>      G131133132313231333133313331333131133133313331323223313232211312122   >>