benzofuran,piperidine,furan
Furan
91178-23-3(3aS,4Z,8S,8aS,9S,12aR)-8,9-Bis(acetyloxy)-6,7,8,8a,9,10,12a,13-octahydro-1,5,8a,12-tetramethylbenzo[4,5]cyclodeca[1,2-b]furan-2(3aH)-one 78037-29-3(3S,5R,5S,8aR)-4β-Acetoxy-4aα-(acetoxymethyl)-5-(3-furyl)-4,5,2,3,4,4a,6,7,8,8a-decahydro-3α-hydroxy-2α-methyldispiro[furan-3,1-naphthalene-5,2-oxiran]-2-one