G13113313231323133313331333133313113313331323223313232223221231   >>    G1311331323132313331333133313331311331333132322331323222322123   <<    G13113313231323133313331333133313113313331323223313232223221233   >>      G13113313231323133313331333133313113313331323223313232223221232   >>