G12132313131323223313132322331323133313233313231333132333133313231323132112121   >>    G1213231313132322331313232233132313331323331323133313233313331323132313211212   <<    G12132313131323223313132322331323133313233313231333132333133313231323132112123   >>      G12132313131323223313132322331323133313233313231333132333133313231323132112122   >>