phenyl,dihydrofuran,furan
Dihydrofuran
193816-71-6(1R,3R,4aR,4bS,6aS,10aS,10bS,12aS)-3-[(2S)-2-hydroxy-5-oxo-2,5-dihydrofuran-3-yl]-4b,7,7,10a-tetramethylhexadecahydro-1H-naphtho[2,1-f]isochromen-1-yl acetate
22628-24-6[(2E)-3-Methoxy-4-phenyl-5-oxo-2,5-dihydrofuran-2-ylidene](4-methoxyphenyl)acetic acid methyl ester