(+/-)-methyl 7-(3-hydroxy-5-oxo-1-cyclopenten-1-yl)-4-(Z)-heptenoate

(+/-)-methyl 7-(4-hydroxy-2-methoxy-5-oxo-1-cyclopenten-1-yl)-4(Z)-heptenoate

顺,顺-1,5-环辛二烯

(Z)-7-((1S,2R)-2-hydroxy-5-oxocyclopent-3-en-1-yl)hept-4-enoic acid

(+/-)-methyl trans-7-(2-hydroxy-5-oxo-3-cyclopenten-1-yl)-4(Z)-heptenoate