G12132313131323223313132322331323132333132322231323132313311231221   >>    G1213231313132322331313232233132313233313232223132313231331123122   <<    G12132313131323223313132322331323132333132322231323132313311231223   >>      G12132313131323223313132322331323132333132322231323132313311231222   >>