2H-PYRAN-2-ONE, 4-METHOXY-6-(p-METHOXYSTYRYL)- 2H-Pyran-2-one, 4-methoxy-6-(2-(4-methoxyphenyl)ethenyl)-, (E)- (9CI) 4-Methoxy-6-(beta-(p-anisyl)vinyl)-alpha-pyrone 4-Methoxy-6-(p-methoxystyryl)-2H-pyran-2-one 5-Hydroxy-3-methoxy-7-(p-methoxyphenyl)-2,4,6-heptatrienoic acid gamma-lactone 500-62-9 NSC 212502 Yangonin