Synonyms: 2-Butenoicacid,3-[3-hydroxy-4-(hydroxymethyl)-8-methoxy-9-methyl-6-(1-methyl-1-propenyl)-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-1-yl]-,(E,E)-; 2-Butenoic acid,3-[3-hydroxy-4-(hydroxymethyl)-8-methoxy-9-methyl-6-[(1E)-1-methyl-1-propenyl]-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-1-yl]-,(2E)- (9CI); 11H-Dibenzo[b,e][1,4]dioxepin, 2-butenoic acid deriv.; AuranticinA