furan,methoxyethenyl,nitro
Furan
67991-76-82-Methylbutanoic acid 4-acetoxy-2,3,3a,4,5,7,7a,8a,8b,8c-decahydro-3,6,8a-trimethyl-2-oxooxireno[2,3]azuleno[4,5-b]furan-7-yl ester
144863-07-0Dispiro[17H-cyclopenta[a]phenanthrene-17,2'(5'H)-furan-5',2''(3''H)-furan],lanost-8-en-26-oic acid deriv.