ethyl 5-ethoxy-2-methyl-1,3-oxazole-4-carboxylate

3-(2-呋喃基)-5-氨基异噁唑

5-methyl-3-phenyl-1H-1,2,4-triazole

2',4'-二羟基-6'-甲氧基苯乙酮

1,4-二氢-6-甲氧基-7-异丙氧基-4-氧代-3-喹啉甲腈