G131133132313231333133313331333132322331323132313331333132112121   >>    G13113313231323133313331333133313232233132313231333133313211212   <<    G131133132313231333133313331333132322331323132313331333132112123   >>      G131133132313231333133313331333132322331323132313331333132112122   >>