thiophen,furan,carboxylic
Furan
64021-92-71,3,4-tri-O-acetyl-6-deoxy-6-{[methyl(nitroso)carbamoyl]amino}hex-2-ulofuranosyl 2,3,4-tri-O-acetyl-6-deoxy-6-{[methyl(nitroso)carbamoyl]amino}hexopyranoside
640280-66-6Benzoic acid, 2-[[2-[(2-carboxyphenyl)amino]-5-(trifluoromethyl)phenyl]amino]-5-[[(2-furanylmethyl)amino]methyl]-