pyran,dihydro,dimethyl,2h-pyran,2h-pyran-3(4h)-one
2H-pyran
113408-58-53,12-Epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin-10(3H)-one,4,5,5a,6,7,8-hexahydro-3,6,9-trimethyl-, (3R,5aS,6R,12S,12aR)- 145854-14-4Carda-4,20(22)-dienolide,12,14-dihydroxy-11-oxo-2,3-[(tetrahydro-3,4-dihydroxy-6-methyl-2H-pyran-3,2-diyl)bis(oxy)]-,[2a(2S,3S,4R,6R),3b,12b]-