Keywords: 2-Oxolene-3D-balls.png Ball-and-stick model of the 2-oxolene molecule also known as 2 3-dihydrofuran an oxygen heterocycle Colour code 505050 Carbon C black<br> F0F0F0 Hydrogen H white<br> F51E1E Oxygen O red<br> 2011-06-01 own DS Visualizer Jynto talk Space-filling version cc-zero Oxolenes Images by Jynto Ball-and-stick models |