Department of Chemistry,Nankai University,Tianjin 300071,China;
Department of Chemistry,Nankai University,Tianjin 300071,China;
Department of Chemistry,Nankai University,Tianjin 300071,China;
Department of Chemistry,Nankai University,Tianjin 300071,China;
Department of Chemistry,Nankai University,Tianjin 300071,China;
phenanthroline; Cu(II) complex; crystal structure; compressed octahedron;