Similar names: 1-Cyclopentene-1-carboxylic acid, 2-(3a,8a-dihydro-4-hydroxy-6-methoxyfuro[2,3-b]benzofuran-5-yl)-5-oxo-, δ-lactone (7CI); Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy-, (6aR,9aS)- (9CI); Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione, 2,3,6a,9a-tetrahydro-4-methoxy-, (6aR-cis)-; Cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione, 2,3,6aα,9aα-tetrahydro-4-methoxy- (8CI); (6aR,9aS)-2,3,6a,9a-Tetrahydro-4-methoxy-1H,11H-cyclopenta[c]furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,11-dione; (-)-Aflatoxin B1; AFB1; Aflatoxin B1; NSC 529592