3-(4-甲氧基苯基)-5-异噁唑羧酸

6,6-二甲基-5-亚甲基-1,3-环戊二烯

6,6-Dimethylfulven-2,3-dicarbonsaeure-dimethylester

3-(4-甲氧基苯基)-5-苯基-1,2-恶唑

3-(4-methoxyphenyl)-5-nitro-4,5-dihydro-1,2-oxazole