6-甲氧基喹啉-2,3-二羧酸二乙酯

triethyl 1,4-dihydro-1-(4-methoxyphenyl)pyridine-3,4,5-tricarboxylate

ethyl 6-bromoquinoline-3-carboxylate

Ethyl 4,7-dihydro-5H-thieno[2,3-c]pyran-7-ylacetate

3-甲酰基-4-氧代丁酸乙酯