2-N,4-N-dibutyl-6-methyl-2-N,4-N-bis(1,2,2,6,6-pentamethylpiperidin-4-yl)-1,3,5-triazine-2,4-diamine;2-N,4-N-dicyclohexyl-2-N,4-N-bis[6-(cyclohexylamino)hexyl]-6-N-methyl-1,3,5-triazine-2,4,6-triamine;N,N'-dimethyl-N'-[2-[methyl-[3-(methylamino)propyl]amino]ethyl]propane-1,3-diamine;6-N-methyl-2-N,4-N-bis(2,2,6,6-tetramethylpiperidin-4-yl)-2-N,4-N-bis[6-[(2,2,6,6-tetramethylpiperidin-4-yl)amino]hexyl]-1,3,5-triazine-2,4,6-triamine;6-morpholin-4-yl-2-N,4-N-bis(2,2,6,6-tetramethylpiperidin-4-yl)-2-N,4-N-bis[6-[(2,2,6,6-tetramethylpiperidin-4-yl)amino]hexyl]-1,3,5-triazine-2,4-diamine