pyran,ethenyltetrahydro,phenylsulfinyl,2h-pyran,2h-pyran-2-one
2H-pyran-2-one
183017-80-32H-Pyran-2-one,5,6-dihydro-5-methyl-6- [(1E,3Z,7E,9E)-3,5,9,11-tetramethyl-12-oxo- 13-[tetrahydro-5-(2-hydroxyethyl)-3,5- dimethyl-2-furanyl]-1,3,7,9-tetradecatetraenyl]-