2-[2-(furan-2-yl)-2-oxoethyl]-3,4-dihydro-2H-naphthalen-1-one

2-hydroxy-6-pent-4-enyl-2H-pyran-5-one

2-(furan-2-yl)-3,5-dihydro-2H-1,5-benzothiazepin-4-one

4,5-bis(furan-2-ylmethylidene)-2,3,6,7,8,9-hexahydro-1H-xanthene

4,5-bis(furan-2-ylmethylidene)-1,2,3,6,7,8-hexahydroacridine