methylenebisfuran,furan
Furan
18325-94-53H-9,10a-Methanoazuleno[4,5-b]furo[3,4-d]furan-3-one,3a,4,6a,6b,7,9,9a,10b-octahydro-3a,9a-dihydroxy-5-(hydroxymethyl)-2,7,7,11-tetramethyl-,[3aR-(3aa,6aa,6bb,9a,9ab,10aa,10bb,11R*)]-
183288-51-91-Pyrrolidinecarboxylic acid, 2-[(2R)-2,5-dihydro-5-oxo-2-furanyl]-,1,1-dimethylethyl ester, (2R)-rel-