G13113313231323133313331333133313113313331323223313233313231121231   >>    G1311331323132313331333133313331311331333132322331323331323112123   <<    G13113313231323133313331333133313113313331323223313233313231121233   >>      G13113313231323133313331333133313113313331323223313233313231121232   >>