benzothiophen,nitrofuran,carbohydrazide,furan
Furan
897397-62-52(3H)-Furanone,5,5-bis[[[(1,1-dimethylethyl)diphenylsilyl]oxy]methyl]dihydro-3-(1-hydroxy-2-phenylethyl)-
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