nitro,benzofuran,carbaldehyde,furan
Benzofuran
70729-94-11,4-benzenedicarboxylic acid, polymer with1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, hexanedioic acidand 1,2-propanediol
64653-87-81,3-Benzenedicarboxylic acid,polymer with hexanedioic acid,1,3-isobenzofurandione and 1,2-propanediol