. . . . . "2-methoxy-3,5-dimethyl-6-[(2R,4Z)-4-[(E)-2-methyl-3-(4-nitrophenyl)prop-2-enylidene]oxolan-2-yl]pyran-4-one" . . "Aureothin" . "aureothin" . . . . . . . . . . . . . . . "Aureothin" .