benzofuran,ethoxy,nitro,furan
Furan
41929-11-7(3S,3aR,4S,6S,6aR,7R,9aS,9bS)-3,6-Diacetoxy-3,6,9-trimethyl-4-[(2-methylbutanoyl)oxy]-2-oxo-2,3,3a,4,5,6,6a,7,9a,9b-decahydroazuleno[4,5-b]furan-7-yl (2Z)-2-methylbut-2-enoate 34053-84-41H,3H,5H,7H-3a,4a,7a,8b-[1,2,3,4]- Butanetetraylfuro[3',4':3,4]cyclobut[1,2-f]- isobenzofuran-1,3,5,7-tetrone,tetrahydro-