methoxymethyl,dihydrofuran,furan
Dihydrofuran
98644-42-97-[2-hydroxy-2-(5-oxo-2,5-dihydrofuran-3-yl)ethyl]-7,8-dimethyl-3-oxo-3,5,6,6a,7,8,9,10-octahydronaphtho[1,8a-c]furan-9-yl acetate 82345-32-2(1R,3bR,5aR,6aS,7aS,8R,10R,11aS,12aS,13aS,13bS,15R,15aS)-3a,7a,15-trihydroxy-8-methoxy-10,13a,15a-trimethyl-1-(5-oxo-2,5-dihydrofuran-3-yl)icosahydro-8H,14H-cyclopenta[7,8]phenanthro[2,3-b]pyrano[2,3-e][1,4]dioxin-14-one