G13113313231323133313331333133313113313331323223313231323132322211231   >>    G1311331323132313331333133313331311331333132322331323132313232221123   <<    G13113313231323133313331333133313113313331323223313231323132322211233   >>      G13113313231323133313331333133313113313331323223313231323132322211232   >>