G131133132313231333133313331333131133133313331311331333133313133313223331312121   >>    G13113313231323133313331333133313113313331333131133133313331313331322333131212   <<    G131133132313231333133313331333131133133313331311331333133313133313223331312123   >>      G131133132313231333133313331333131133133313331311331333133313133313223331312122   >>