propynoic,nitro,furanyl,ester,furan
Furan
55728-51-3(2,7-dibromo-3,6-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9-[9H]xanthen]-4-yl)hydroxymercury
55728-23-93,7-Anhydro-1-[5-carboxy-3,4-dihydro-2,4-dioxopyrimidin-1(2H)-yl]-1,6-dideoxy-β-D-gulo-5-octulose-1,4-furanuronic acid