| 6,7- | dihydroxy-5-benzofuran acrylic acid gamma-lactone |
| 7H- | furo(3,2-g)(1)benzopyran-7-one, 9-hydroxy- |
| 7H- | furo[3, 2-g][1]benzopyran-7-one, 9-hydroxy- |
| 7H- | furo[3,2-g][1]benzopyran-7-one, 9-hydroxy- |
| 8- | hydroxy-4':5',6:7-furocoumarin |
| 9- | hydroxy-7H-furo(3,2-g)(1)benzopyran-7-one |
| 9- | hydroxy-7H-furo[3,2-g][1]benzopyran-7-one |
| 9- | hydroxy-7h-furo[3,2-g]chromen-7-one |
| 8- | hydroxyfuran-2,3,6,7-coumarin |
| 9- | hydroxyfurano[3,2-g]chromen-2-one |
| 8- | hydroxyfuranocoumarin |
| 9- | hydroxyfuro[3,2-g]chromen-7-one |
| 8- | hydroxypsoralen |
| 8- | hydroxypsoralene |
| 2- | propenoic acid, 3-(6,7-dihydroxy-5-benzofuranyl)-, d-lactone |
| | psoralen, 8-hydroxy- |