Synonyms: Cyclopent[c]oxireno[4',5']furo[3',2':4,5]furo[2,3-h][1]benzopyran-1,10-dione,2,3,6a,7a,8a,8b-hexahydro-4-methoxy-, [6aS-(6aa,7ab,8ab,8ba)]-; 2,3-Epoxyaflatoxin B1; AFB1 8,9-oxide; AflatoxinB1 2,3-epoxide; Aflatoxin B1 8,9-epoxide; Aflatoxin B1 8,9-oxide; Aflatoxin B1exo-8,9-epoxide; Aflatoxin B1, 2,3-oxide; exo-Aflatoxin B1-8,9-epoxide