3,8-bis(4-methoxyphenyl)-1,10-phenanthroline

3-bromo-8-(4-methoxyphenyl)-1,10-phenanthroline

3,8-bis(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-1,10-phenanthroline

3,8-bis(2-phenylethynyl)-1,10-phenanthroline

3,8-dibromo-2-methyl-1,10-phenanthroline