G13113313231323133313331333133313113313331323223313233313311231   >>    G1311331323132313331333133313331311331333132322331323331331123   <<    G13113313231323133313331333133313113313331323223313233313311233   >>      G13113313231323133313331333133313113313331323223313233313311232   >>