日立霉素

2,2,4-tribromocyclopent-4-ene-1,3-dione

2,2-dibromo-3a,4,7,7a-tetrahydro-1h-4,7-methanoindene-1,3(2h)-dione

3-(2-methylpropoxy)cyclopent-2-en-1-one

2-[(4-羟基-3,5-二甲氧基苯基)亚甲基]-4-环戊烯-1,3-二酮