spirocyclopropane,dihydro,benzofuran,furan
Furan
847868-93-31,3-Benzenedicarboxylic acid, 4-hydroxy-,1-[2-[[3-[3-[(3-methyl-2-butenyl)oxy]phenyl]-2-furanyl]carbonyl]hydrazide]
5639-02-1[2-(4-acetyl-3,5-dimethyl-1h-pyrrol-2-yl)-2-oxoethyl] 3-(cyclohexylsulfanylmethyl)-1-benzofuran-2-carboxylate