G131133132313231333133313331333131133133313331311331333132233133112121   >>    G13113313231323133313331333133313113313331333131133133313223313311212   <<    G131133132313231333133313331333131133133313331311331333132233133112123   >>      G131133132313231333133313331333131133133313331311331333132233133112122   >>