1-(5-acetylpyridin-3-yl)ethanone

dihexadecyl pyridine-3,5-dicarboxylate

dihexadecyl 1-methylpyridin-1-ium-3,5-dicarboxylate,iodide

3,6,9,12,15-pentaoxa-19-azabicyclo[15.3.1]henicosa-1(21),17,19-triene-2,16-dione

3,6,12,15-四氧杂-9-硫杂-19-氮杂双环[15.3.1]二十一-18,20,22-三烯-2,16-二酮