benzothiophen,nitrofuran,carbohydrazide,furan
Furan
28230-82-2(3ar,4as,5r,7s,7as,8r,9ar)-4a,8-dimethyl-3-methylidene-2-oxododecahydroazuleno[6,5-b]furan-5,7-diyl diacetate
82858-80-8(3R,5S,8R,9S,10S,13R,14S)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-4'-methylideneoctadecahydrospiro[cyclopenta[a]phenanthrene-3,3'-furan]-2'-one
28115-73-3[(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl]methyl (2R,3R,4R)-2,3,4-trihydroxy-5-oxopentyl dihydrogen diphosphate (non-preferred name)